Chembase list of 866358 unique molecular structures

$$$$ Data

M. F.

C6H14ClNS

Suppliers	Catalog Number
Matrix Scientific	060324

Database	Data ID
PubChem	46785868

M. W.

167.70006

CAS

220640-14-2

Similarity

N/A

ID: 55152

4-(methylamino)-1λ⁶-thiane-1,1-dione hydrochloride

$$$$ Data

M. F.

C6H14ClNO2S

Suppliers	Catalog Number
Matrix Scientific	060325
Enamine	EN300-95152

Database	Data ID
PubChem	50944287

M. W.

199.69886

CAS

863248-54-8

Similarity

N/A

ID: 55153

N-methyl-2-(piperazin-1-yl)acetamide dihydrochloride

$$$$ Data

M. F.

C7H17Cl2N3O

Suppliers	Catalog Number
Matrix Scientific	060326
Enamine	EN300-37411

Database	Data ID
PubChem	43810674

M. W.

230.13538

CAS

39890-41-0

Similarity

N/A

ID: 55154

tert-butyl 4-(2-aminoacetyl)piperazine-1-carboxylate hydrochloride

$$$$ Data

M. F.

C11H22ClN3O3

Suppliers	Catalog Number
Matrix Scientific	060327

Database	Data ID
PubChem	54759044

M. W.

279.76368

CAS

352359-09-2

Similarity

N/A

ID: 55155

methyl 2-(piperazin-1-yl)acetate dihydrochloride

$$$$ Data

M. F.

C7H16Cl2N2O2

Suppliers	Catalog Number
Matrix Scientific	060328

Database	Data ID
PubChem	53398818

M. W.

231.12014

CAS

82516-17-4

Similarity

N/A

ID: 55156

methyl 3-(piperazin-1-yl)propanoate dihydrochloride

$$$$ Data

M. F.

C8H18Cl2N2O2

Suppliers	Catalog Number
Matrix Scientific	060329
Enamine	EN300-53171

Database	Data ID
PubChem	45792123

M. W.

245.14672

CAS

43032-40-2

Similarity

N/A

ID: 55157

1-(thian-4-yl)piperazine dihydrochloride

$$$$ Data

M. F.

C9H20Cl2N2S

Suppliers	Catalog Number
Matrix Scientific	060330

Database	Data ID
PubChem	54759030

M. W.

259.2395

CAS

914654-77-6

Similarity

N/A

ID: 55158

4-(piperazin-1-yl)-1$l^{6}-thiane-1,1-dione dihydrochloride

$$$$ Data

M. F.

C9H20Cl2N2O2S

Suppliers	Catalog Number
Matrix Scientific	060331

Database	Data ID
PubChem	56773490

M. W.

291.2383

CAS

Similarity

N/A

ID: 55159

2-(piperazin-1-yl)pyridine-3-carboxamide dihydrochloride

$$$$ Data

M. F.

C10H16Cl2N4O

Suppliers	Catalog Number
Matrix Scientific	060332

Database	Data ID
PubChem	50944301

M. W.

279.16624

CAS

87394-64-7

Similarity

N/A

ID: 55160

4-(4-aminopiperidin-1-yl)-1$l^{6}-thiane-1,1-dione dihydrochloride

$$$$ Data

M. F.

C10H22Cl2N2O2S

Suppliers	Catalog Number
Matrix Scientific	060333

Database	Data ID
PubChem	54759010

M. W.

305.26488

CAS

1156407-08-7

Similarity

N/A

ID: 55161

4-(4-aminopiperidin-1-yl)-1$l^{4}-thian-1-one dihydrochloride

$$$$ Data

M. F.

C10H22Cl2N2OS

Suppliers	Catalog Number
Matrix Scientific	060334

Database	Data ID
PubChem	56773491

M. W.

289.26548

CAS

Similarity

N/A

ID: 55162

2-methyl-2-(pyrrolidin-1-yl)propan-1-amine

$$$$ Data

M. F.

C8H18N2

Suppliers	Catalog Number
ChemBridge	4004269
Matrix Scientific	060335

Database	Data ID
PubChem	9161357

M. W.

142.24192

CAS

Similarity

N/A

ID: 55163

2-amino-6-(piperazin-1-yl)-3,4-dihydropyrimidin-4-one dihydrochloride

$$$$ Data

M. F.

C8H15Cl2N5O

Suppliers	Catalog Number
Matrix Scientific	060336

Database	Data ID
PubChem	50944281

M. W.

268.1436

CAS

1158775-43-9

Similarity

N/A

ID: 55164

2-amino-6-(4-aminopiperidin-1-yl)-3,4-dihydropyrimidin-4-one dihydrochloride

$$$$ Data

M. F.

C9H17Cl2N5O

Suppliers	Catalog Number
Matrix Scientific	060337

Database	Data ID
PubChem	53433696

M. W.

282.17018

CAS

1158247-58-5

Similarity

N/A

ID: 55165

2-amino-6-(3-aminopiperidin-1-yl)-3,4-dihydropyrimidin-4-one dihydrochloride

$$$$ Data

M. F.

C9H17Cl2N5O

Suppliers	Catalog Number
Matrix Scientific	060338

Database	Data ID
PubChem	56773492

M. W.

282.17018

CAS

Similarity

N/A

ID: 55166

[(6-chloropyridin-3-yl)methyl](methyl)amine dihydrochloride

$$$$ Data

M. F.

C7H11Cl3N2

Suppliers	Catalog Number
Matrix Scientific	060339

Database	Data ID
PubChem	54759004

M. W.

229.53464

CAS

120739-62-0

Similarity

N/A

ID: 55167

(4-methyl-1,3-thiazol-2-yl)methanol hydrochloride

$$$$ Data

M. F.

C5H8ClNOS

Suppliers	Catalog Number
Matrix Scientific	060340

Database	Data ID
PubChem	56773493

M. W.

165.64112

CAS

13750-63-5

Similarity

N/A

ID: 55168

3-(aminomethyl)-N,N-dimethylbenzamide hydrochloride

$$$$ Data

M. F.

C10H15ClN2O

Suppliers	Catalog Number
Matrix Scientific	060341

Database	Data ID
PubChem	54758801

M. W.

214.6919

CAS

863548-47-4

Similarity

N/A

ID: 55169

5-(aminomethyl)-N-methylfuran-2-carboxamide hydrochloride

$$$$ Data

M. F.

C7H11ClN2O2

Suppliers	Catalog Number
Matrix Scientific	060342

Database	Data ID
PubChem	50944233

M. W.

190.62744

CAS

1210706-38-9

Similarity

N/A

ID: 55170

5-(aminomethyl)-N,N-dimethylfuran-2-carboxamide hydrochloride

$$$$ Data

M. F.

C8H13ClN2O2

Suppliers	Catalog Number
Matrix Scientific	060343

Database	Data ID
PubChem	47000760

M. W.

204.65402

CAS

893740-88-0

Similarity

N/A

ID: 55171

(5-cyclopropyl-1,2,4-oxadiazol-3-yl)methanamine hydrochloride

$$$$ Data

M. F.

C6H10ClN3O

Suppliers	Catalog Number
ChemBridge	4087905
Matrix Scientific	060344
Enamine	EN300-120172

Database	Data ID
PubChem	56773494

M. W.

175.6161

CAS

Similarity

N/A

ID: 55172

(furan-2-ylmethyl)(methyl)amine hydrochloride

$$$$ Data

M. F.

C6H10ClNO

Suppliers	Catalog Number
Matrix Scientific	060345
Enamine	EN300-39338

Database	Data ID
PubChem	17331082

M. W.

147.6027

CAS

4753-75-7

Similarity

N/A

ID: 55173

5-(2-cyclopentylethyl)-1H-1,2,4-triazol-3-amine; nitric acid

$$$$ Data

M. F.

C9H17N5O3

Suppliers	Catalog Number
Matrix Scientific	060346
InterBioScreen	BB_SC-7975

Database	Data ID
PubChem	51051918

M. W.

243.26298

CAS

Similarity

N/A

ID: 55174

3-(methylamino)butanoic acid hydrochloride

$$$$ Data

M. F.

C5H12ClNO2

Suppliers	Catalog Number
Matrix Scientific	060347

Database	Data ID
PubChem	53433749

M. W.

153.60728

CAS

167222-94-8

Similarity

N/A

ID: 55175

(2-amino-2-methylpropyl)dimethylamine hydrochloride

$$$$ Data

M. F.

C6H17ClN2

Suppliers	Catalog Number
Matrix Scientific	060348

Database	Data ID
PubChem	54759013

M. W.

152.66558

CAS

89379-40-8

Similarity

N/A

ID: 55176

(3,5-dimethyl-1-propyl-1H-pyrazol-4-yl)methanamine hydrochloride

$$$$ Data

M. F.

C9H18ClN3

Suppliers	Catalog Number
Matrix Scientific	060349

Database	Data ID
PubChem	54758992

M. W.

203.71232

CAS

1006458-74-7

Similarity

N/A

ID: 55177

(1-cyclopropylpyrrolidin-3-yl)methanamine hydrochloride

$$$$ Data

M. F.

C8H17ClN2

Suppliers	Catalog Number
Matrix Scientific	060350

Database	Data ID
PubChem	54758990

M. W.

176.68698

CAS

1017474-07-5

Similarity

N/A

ID: 55178

5-(pyridin-4-yl)-1,3,4-oxadiazol-2-amine hydrobromide

$$$$ Data

M. F.

C7H7BrN4O

Suppliers	Catalog Number
Matrix Scientific	060351

Database	Data ID
PubChem	71299307

M. W.

243.06068

CAS

Similarity

N/A

ID: 55179

3-(1,3-benzoxazol-2-yl)propan-1-amine hydrochloride

$$$$ Data

M. F.

C10H13ClN2O

Suppliers	Catalog Number
Matrix Scientific	060352

Database	Data ID
PubChem	54759016

M. W.

212.67602

CAS

76712-84-0

Similarity

N/A

ID: 55180

1-N-methylbenzene-1,2-diamine dihydrochloride

$$$$ Data

M. F.

C7H12Cl2N2

Suppliers	Catalog Number
Matrix Scientific	060353
Apollo Scientific	OR30623

Database	Data ID
PubChem	91296

M. W.

195.08958

CAS

25148-68-9

Similarity

N/A

ID: 55181

potassium (butoxymethanethioyl)sulfanide

$$$$ Data

M. F.

C5H9KOS2

Suppliers	Catalog Number
Matrix Scientific	060354

Database	Data ID
PubChem	11424037

M. W.

188.35266

CAS

871-58-9

Similarity

N/A

ID: 55182

3-(4-chloro-1H-pyrazol-1-yl)propan-1-amine dihydrochloride

$$$$ Data

M. F.

C6H12Cl3N3

Suppliers	Catalog Number
Matrix Scientific	060355

Database	Data ID
PubChem	54759003

M. W.

232.53858

CAS

1006447-90-0

Similarity

N/A

ID: 55183

2-(3-methyl-4,5-dihydro-1H-pyrazol-1-yl)acetic acid hydrochloride

$$$$ Data

M. F.

C6H11ClN2O2

Suppliers	Catalog Number
Matrix Scientific	060356

Database	Data ID
PubChem	53433473

M. W.

178.61674

CAS

1134333-91-7

Similarity

N/A

ID: 55184

3-(4-ethyl-3,5-dimethyl-1H-pyrazol-1-yl)propan-1-amine dihydrochloride

$$$$ Data

M. F.

C10H21Cl2N3

Suppliers	Catalog Number
Matrix Scientific	060357

Database	Data ID
PubChem	56773495

M. W.

254.19984

CAS

Similarity

N/A

ID: 55185

benzyl(1-phenylethyl)amine hydrochloride

$$$$ Data

M. F.

C15H18ClN

Suppliers	Catalog Number
Matrix Scientific	060358

Database	Data ID
PubChem	12306331

M. W.

247.76312

CAS

38235-77-7

Similarity

N/A

ID: 55186

5-ethyl-2H,4H,5H,6H,7H-pyrazolo[4,3-c]pyridine-3-carboxylic acid hydrochloride

$$$$ Data

M. F.

C9H14ClN3O2

Suppliers	Catalog Number
Matrix Scientific	060359

Database	Data ID
PubChem	56773496

M. W.

231.67936

CAS

Similarity

N/A

ID: 55187

[3-amino-3-(4-methoxyphenyl)propyl]dimethylamine dihydrochloride

$$$$ Data

M. F.

C12H22Cl2N2O

Suppliers	Catalog Number
Matrix Scientific	060360

Database	Data ID
PubChem	56773497

M. W.

281.22188

CAS

Similarity

N/A

ID: 55188

(2H-1,3-benzodioxol-5-ylmethyl)(methyl)amine hydrochloride

$$$$ Data

M. F.

C9H12ClNO2

Suppliers	Catalog Number
Matrix Scientific	060361

Database	Data ID
PubChem	17290662

M. W.

201.65008

CAS

15205-27-3

Similarity

N/A

ID: 55189

benzyl(pentan-2-yl)amine hydrochloride

$$$$ Data

M. F.

C12H20ClN

Suppliers	Catalog Number
Matrix Scientific	060362

Database	Data ID
PubChem	54758988

M. W.

213.7469

CAS

61806-76-6

Similarity

N/A

ID: 55190

N-[(4-methylphenyl)methyl]cyclopentanamine hydrochloride

$$$$ Data

M. F.

C13H20ClN

Suppliers	Catalog Number
Matrix Scientific	060363

Database	Data ID
PubChem	17289668

M. W.

225.7576

CAS

70000-57-6

Similarity

N/A

ID: 55191

benzyl(3-methylbutan-2-yl)amine hydrochloride

$$$$ Data

M. F.

C12H20ClN

Suppliers	Catalog Number
Matrix Scientific	060364

Database	Data ID
PubChem	54758987

M. W.

213.7469

CAS

110871-35-7

Similarity

N/A

ID: 55192

(3-methylbutan-2-yl)(propyl)amine hydrochloride

$$$$ Data

M. F.

C8H20ClN

Suppliers	Catalog Number
Matrix Scientific	060365

Database	Data ID
PubChem	54758991

M. W.

165.7041

CAS

39190-94-8

Similarity

N/A

ID: 55193

ethyl(pentan-3-yl)amine hydrochloride

$$$$ Data

M. F.

C7H18ClN

Suppliers	Catalog Number
Matrix Scientific	060366

Database	Data ID
PubChem	19433827

M. W.

151.67752

CAS

39190-77-7

Similarity

N/A

ID: 55194

3-(dimethylamino)-1-(4-methoxyphenyl)propan-1-one hydrochloride

$$$$ Data

M. F.

C12H18ClNO2

Suppliers	Catalog Number
Matrix Scientific	060367

Database	Data ID
PubChem	78910

M. W.

243.72982

CAS

Similarity

N/A

ID: 55195

2-hydrazinyl-4-methyl-1,3-thiazole hydrochloride

$$$$ Data

M. F.

C4H8ClN3S

Suppliers	Catalog Number
Matrix Scientific	060368
Enamine	EN300-11724

Database	Data ID
PubChem	16249359

M. W.

165.64442

CAS

78886-45-0

Similarity

N/A

ID: 55196

4-(morpholin-4-yl)pentanoic acid hydrochloride

$$$$ Data

M. F.

C9H18ClNO3

Suppliers	Catalog Number
Matrix Scientific	060369

Database	Data ID
PubChem	53433812

M. W.

223.69712

CAS

805180-10-3

Similarity

N/A

ID: 55197

2-aminocyclohexane-1-carboxamide hydrochloride

$$$$ Data

M. F.

C7H15ClN2O

Suppliers	Catalog Number
Matrix Scientific	060370
Enamine	EN300-96872

Database	Data ID
PubChem	53396840

M. W.

178.6598

CAS

115014-77-2

Similarity

N/A

ID: 55198

2-(4-methylpiperazin-1-yl)propanoic acid dihydrochloride

$$$$ Data

M. F.

C8H18Cl2N2O2

Suppliers	Catalog Number
Matrix Scientific	060371
Enamine	EN300-45384

Database	Data ID
PubChem	45791573

M. W.

245.14672

CAS

938146-50-0

Similarity

N/A

ID: 55199

methyl 5-[(cyclohexylamino)methyl]furan-2-carboxylate hydrochloride

$$$$ Data

M. F.

C13H20ClNO3

Suppliers	Catalog Number
Matrix Scientific	060372

Database	Data ID
PubChem	17389566

M. W.

273.7558

CAS

Similarity

N/A

ID: 55200

5-[(benzylamino)methyl]furan-2-carboxylic acid hydrochloride

$$$$ Data

M. F.

C13H14ClNO3

Suppliers	Catalog Number
Matrix Scientific	060373

Database	Data ID
PubChem	56773498

M. W.

267.70816

CAS

Similarity

N/A

Part I: Carbon
- I.1: Carbon-Carbon Bonds
- I.1.1 Alkanes
- Primary carbon
- Secondary carbon
- Tertiary carbon
- Quaternary carbon
- I.1.2 C-C double and Triple Bonds
- Alkene
- Alkyne
- Allene
- I.2: One Carbon-Hetero Bond
- I.2.1 Alkyl Halogenides
- Alkylchloride
- Alkylfluoride
- Alkylbromide
- Alkyliodide
- I.2.2 Alcohols and Ethers
- Alcohol
- Primary alcohol
- Secondary alcohol
- Tertiary alcohol
- Dialkylether
- Dialkylthioether
- Alkylarylether
- Diarylether
- Alkylarylthioether
- Diarylthioether
- Oxonium
- I.2.3 Amines
- Amine
- Primary aliphatic amine
- Secondary aliphatic amine
- Tertiary aliphatic amine
- Quaternary aliphatic ammonium
- Primary aromatic amine
- Secondary aromatic amine
- Tertiary aromatic amine
- Quaternary aromatic ammonium
- Secondary mixed amine
- Tertiary mixed amine
- Quaternary mixed ammonium
- Ammonium
- I.2.4 Others
- Alkylthiol
- Dialkylthioether
- Alkylarylthioether
- Disulfide
- 1,2-Aminoalcohol
- 1,2-Diol
- 1,1-Diol
- Hydroperoxide
- Peroxo
- Organolithium compounds
- Organomagnesium compounds
- Organometallic compounds
- I.3: Two Carbon-Hetero Bonds (Carbonyl and Derivatives)
- I.3.1 Double Bond to Hetero
- Aldehyde
- Ketone
- Thioaldehyde
- Thioketone
- Imine
- Immonium
- Oxime
- Oximether
- I.3.2. Two Single Bonds to Hetero
- Acetal
- Hemiacetal
- Aminal
- Hemiaminal
- Thioacetal
- Thiohemiacetal
- Halogen acetal like
- Acetal like
- Halogenmethylen ester and similar
- NOS methylen ester and similar
- Hetero methylen ester and similar
- Cyanhydrine
- I.3.3 Single Bond to Hetero, C=C Double Bond (Enols and Similar)
- Chloroalkene
- Fluoroalkene
- Bromoalkene
- Iodoalkene
- Enol
- Endiol
- Enolether
- Enolester
- Enamine
- Thioenol
- Thioenolether
- I.4: Three Carbon-Hetero Bonds (Carboxyl and Derivatives)
- Acylchloride
- Acylfluoride
- Acylbromide
- Acyliodide
- Acylhalide
- Carboxylic acid
- Carboxylic ester
- Lactone
- Carboxylic anhydride
- Carboxylic acid derivative
- Carbothioic acid
- Carbothioic S ester
- Carbothioic S lactone
- Carbothioic O ester
- Carbothioic O lactone
- Carbothioic halide
- Carbodithioic acid
- Carbodithioic ester
- Carbodithiolactone
- Amide
- Primary amide
- Secondary amide
- Tertiary amide
- Lactam
- Alkyl imide
- N hetero imide
- Imide acidic
- Thioamide
- Thiolactam
- Oximester
- Amidine
- Hydroxamic acid
- Hydroxamic acid ester
- Imidoacid
- Imidoacid cyclic
- Imidoester
- Imidolactone
- Imidothioacid
- Imidothioacid cyclic
- Imidothioester
- Imidothiolactone
- Amidine
- Imidolactam
- Imidoylhalide
- Imidoylhalide cyclic
- Amidrazone
- Alpha aminoacid
- Alpha hydroxyacid
- Peptide middle
- Peptide C term
- Peptide N term
- Carboxylic orthoester
- Ketene
- Ketenacetal
- Nitrile
- Isonitrile
- Vinylogous carbonyl or carboxyl derivative
- Vinylogous acid
- Vinylogous ester
- Vinylogous amide
- Vinylogous halide
- I.5: Four Carbon-Hetero Bonds (Carbonic Acid and Derivatives)
- Carbonic acid dieester
- Carbonic acid esterhalide
- Carbonic acid monoester
- Carbonic acid derivatives
- Thiocarbonic acid dieester
- Thiocarbonic acid esterhalide
- Thiocarbonic acid monoester
- Urea
- Thiourea
- Isourea
- Isothiourea
- Guanidine
- Carbaminic acid
- Urethan(Carbamate ester)
- Biuret
- Semicarbazide
- Carbazide
- Semicarbazone
- Carbazone
- Thiosemicarbazide
- Thiocarbazide
- Thiosemicarbazone
- Thiocarbazone
- Isocyanate
- Cyanate
- Isothiocyanate
- Thiocyanate
- Carbodiimide
- Orthocarbonic derivatives
- I.6 Aromatics
- Phenol
- 1,2-Diphenol
- Arylchloride
- Arylfluoride
- Arylbromide
- Aryliodide
- Arylthiol
- Iminoarene
- Oxoarene
- Thioarene
- Hetero N basic H
- Hetero N basic no H
- Hetero N nonbasic
- Hetero O
- Hetero S
- Heteroaromatic
Part II: N, S, P, Si, B
- II.1 Nitrogen
- Nitrite
- Thionitrite
- Nitrate
- Nitro
- Nitroso
- Azide
- Acylazide
- Diazo
- Diazonium
- Nitrosamine
- Nitrosamide
- N-Oxide
- Hydrazine
- Hydrazone
- Hydroxylamine
- II.2 Sulfur
- Sulfon
- Sulfoxide
- Sulfonium
- Sulfuric acid
- Sulfuric monoester
- Sulfuric diester
- Sulfuric monoamide
- Sulfuric diamide
- Sulfuric esteramide
- Sulfuric derivative
- Sulfonic acid
- Sulfonamide
- Sulfonic ester
- Sulfonic halide
- Sulfonic derivative
- Sulfinic acid
- Sulfinic amide
- Sulfinic ester
- Sulfinic halide
- Sulfinic derivative
- Sulfenic acid
- Sulfenic amide
- Sulfenic ester
- Sulfenic halide
- Sulfenic derivative
- II.3 Phosphorous
- Phosphine
- Phosphine oxide
- Phosphonium
- Phosphorylen
- Phosphonic acid
- Phosphonic monoester
- Phosphonic diester
- Phosphonic monoamide
- Phosphonic diamide
- Phosphonic esteramide
- Phosphonic acid derivative
- Phosphoric acid
- Phosphoric monoester
- Phosphoric diester
- Phosphoric triester
- Phosphoric monoamide
- Phosphoric diamide
- Phosphoric triamide
- Phosphoric monoestermonoamide
- Phosphoric diestermonoamide
- Phosphoric monoesterdiamide
- Phosphoric acid derivative
- Phosphinic acid
- Phosphinic ester
- Phosphinic amide
- Phosphinic acid derivative
- Phosphonous acid
- Phosphonous monoester
- Phosphonous diester
- Phosphonous monoamide
- Phosphonous diamide
- Phosphonous esteramide
- Phosphonous derivatives
- Phosphinous acid
- Phosphinous ester
- Phosphinous amide
- Phosphinous derivatives
- II.4 Silicon
- Quart silane
- Non-quart silane
- Silylmonohalide
- Het trialkylsilane
- Dihet dialkylsilane
- Trihet alkylsilane
- Silicic acid derivative
- II.5 Boron
- Trialkylborane
- Boric acid derivatives
- Boronic acid derivative
- Borohydride
- Quaternary boron
Part III: Some Special Patterns
- III.1 Chains
- III.2 Rings
- Aromatic
- Heterocyclic
- Epoxide
- NH aziridine
- Spiro
- Annelated rings
- Bridged rings
- III.3 Sugars and Nucleosides/Nucleotides, Steroids
- Sugar pattern 1
- Sugar pattern 2
- Sugar pattern combi
- Sugar pattern 2 reducing
- Sugar pattern 2 alpha
- Sugar pattern 2 beta
- III.4 Everything else...
- Conjugated double bond
- Conjugated tripple bond
- Cis double bond
- Trans double bond
- Mixed anhydrides
- Halogen on hetero
- Halogen multi subst
- Trifluoromethyl
- C ONS bond
- Charged
- Anion
- Kation
- Salt
- 1,3-Tautomerizable
- 1,5-Tautomerizable
- Rotatable bond
- Michael acceptor
- Dicarbodiazene
- CH-acidic
- CH-acidic strong
- Chiral center specified