Chembase list of 866358 unique molecular structures

$$$$ Data

M. F.

C5H10ClNO

Suppliers	Catalog Number
ChemBridge	3020452
Matrix Scientific	063228
Life Chemicals	F2190-0237

Database	Data ID
PubChem	222357

M. W.

135.592

CAS

13916-39-7

Similarity

N/A

ID: 58052

2-chloro-N-pentylacetamide

$$$$ Data

M. F.

C7H14ClNO

Suppliers	Catalog Number
Matrix Scientific	063229
Enamine	EN300-23349

Database	Data ID
PubChem	222360

M. W.

163.64516

CAS

32322-78-4

Similarity

N/A

ID: 58053

2-chloro-N-[2-(thiophen-2-yl)ethyl]acetamide

$$$$ Data

M. F.

C8H10ClNOS

Suppliers	Catalog Number
Matrix Scientific	063230
Life Chemicals	F2158-1341
Enamine	EN300-13277

Database	Data ID
PubChem	4962337

M. W.

203.6891

CAS

135709-69-2

Similarity

N/A

ID: 58054

2-chloro-N-(4-chloro-2-methylphenyl)acetamide

$$$$ Data

M. F.

C9H9Cl2NO

Suppliers	Catalog Number
Matrix Scientific	063231
Apollo Scientific	OR21445
Enamine	EN300-09608

Database	Data ID
PubChem	249708

M. W.

218.07986

CAS

62593-77-5

Similarity

N/A

ID: 58055

2-chloro-N-{4-[(4-methylpyrimidin-2-yl)sulfamoyl]phenyl}acetamide

$$$$ Data

M. F.

C13H13ClN4O3S

Suppliers	Catalog Number
Matrix Scientific	063232

Database	Data ID
PubChem	5102648

M. W.

340.78532

CAS

Similarity

N/A

ID: 58056

2-chloro-N-{4-[(dimethyl-1,2-oxazol-5-yl)sulfamoyl]phenyl}acetamide

$$$$ Data

M. F.

C13H14ClN3O4S

Suppliers	Catalog Number
Matrix Scientific	063233

Database	Data ID
PubChem	713754

M. W.

343.78596

CAS

Similarity

N/A

ID: 58057

2-chloro-N-(3-methylbutyl)acetamide

$$$$ Data

M. F.

C7H14ClNO

Suppliers	Catalog Number
Matrix Scientific	063234

Database	Data ID
PubChem	2384240

M. W.

163.64516

CAS

Similarity

N/A

ID: 58058

2-chloro-N-(2-methyl-5-nitrophenyl)acetamide

$$$$ Data

M. F.

C9H9ClN2O3

Suppliers	Catalog Number
Matrix Scientific	063235
Enamine	EN300-17779

Database	Data ID
PubChem	954251

M. W.

228.63236

CAS

35588-36-4

Similarity

N/A

ID: 58059

2-chloro-N-(4-phenoxyphenyl)acetamide

$$$$ Data

M. F.

C14H12ClNO2

Suppliers	Catalog Number
Matrix Scientific	063236
Apollo Scientific	OR27288
Enamine	EN300-01555

Database	Data ID
PubChem	736969

M. W.

261.70358

CAS

36160-84-6

Similarity

N/A

ID: 58060

2-chloro-N-{4-[(pyridin-2-yl)sulfamoyl]phenyl}acetamide

$$$$ Data

M. F.

C13H12ClN3O3S

Suppliers	Catalog Number
Matrix Scientific	063237

Database	Data ID
PubChem	12896553

M. W.

325.77068

CAS

Similarity

N/A

ID: 58061

2-chloro-1-[4-(pyrimidin-2-yl)piperazin-1-yl]ethan-1-one

$$$$ Data

M. F.

C10H13ClN4O

Suppliers	Catalog Number
Matrix Scientific	063238
Life Chemicals	F2158-0063
Enamine	EN300-31273

Database	Data ID
PubChem	4149207

M. W.

240.68942

CAS

Similarity

N/A

ID: 58062

2-chloro-1-[4-(4-chlorophenyl)piperazin-1-yl]ethan-1-one

$$$$ Data

M. F.

C12H14Cl2N2O

Suppliers	Catalog Number
Matrix Scientific	063239
Life Chemicals	F2190-0244

Database	Data ID
PubChem	4053957

M. W.

273.15836

CAS

Similarity

N/A

ID: 58063

2-chloro-1-[4-(4-fluorophenyl)piperazin-1-yl]ethan-1-one

$$$$ Data

M. F.

C12H14ClFN2O

Suppliers	Catalog Number
Matrix Scientific	063240
Life Chemicals	F2158-1308
A&J Pharmtech	AJA-O34686

Database	Data ID
PubChem	1848511

M. W.

256.7037632

CAS

330601-48-4

Similarity

N/A

ID: 58064

2-chloro-N-[2-(3-methoxyphenyl)ethyl]acetamide

$$$$ Data

M. F.

C11H14ClNO2

Suppliers	Catalog Number
Matrix Scientific	063241
Life Chemicals	F2158-1319
Enamine	EN300-48077

Database	Data ID
PubChem	214755

M. W.

227.68736

CAS

Similarity

N/A

ID: 58065

6-(propan-2-yl)-2-sulfanylpyrimidin-4-ol

$$$$ Data

M. F.

C7H10N2OS

Suppliers	Catalog Number
Matrix Scientific	063242

Database	Data ID
PubChem	3034510

M. W.

170.2321

CAS

Similarity

N/A

ID: 58066

1-(propan-2-yl)-1H-indole-5-carbaldehyde

$$$$ Data

M. F.

C12H13NO

Suppliers	Catalog Number
Matrix Scientific	063243

Database	Data ID
PubChem	46318271

M. W.

187.23772

CAS

Similarity

N/A

ID: 58067

1-(propan-2-yl)-1H-indole-6-carbaldehyde

$$$$ Data

M. F.

C12H13NO

Suppliers	Catalog Number
Matrix Scientific	063244

Database	Data ID
PubChem	29038142

M. W.

187.23772

CAS

Similarity

N/A

ID: 58068

2-chloro-5-(1H-imidazol-1-ylmethyl)pyridine

$$$$ Data

M. F.

C9H8ClN3

Suppliers	Catalog Number
ChemBridge	4039917
Matrix Scientific	063245
Enamine	EN300-56522

Database	Data ID
PubChem	1473524

M. W.

193.63292

CAS

230617-61-5

Similarity

N/A

ID: 58069

2-chloro-5-[(methylsulfanyl)methyl]pyridine

$$$$ Data

M. F.

C7H8ClNS

Suppliers	Catalog Number
ChemBridge	4039957
Matrix Scientific	063246
Enamine	EN300-72780

Database	Data ID
PubChem	20670360

M. W.

173.66312

CAS

1021870-94-9

Similarity

N/A

ID: 58070

methyl 3-{[(tert-butoxy)carbonyl]amino}thiophene-2-carboxylate

$$$$ Data

M. F.

C11H15NO4S

Suppliers	Catalog Number
Matrix Scientific	063247

Database	Data ID
PubChem	18925408

M. W.

257.3061

CAS

Similarity

N/A

ID: 58071

3-{[(tert-butoxy)carbonyl]amino}thiophene-2-carboxylic acid

$$$$ Data

M. F.

C10H13NO4S

Suppliers	Catalog Number
ChemBridge	4041526
Matrix Scientific	063248
A&J Pharmtech	AJA-O17056

Database	Data ID
PubChem	2756772

M. W.

243.27952

CAS

101537-64-8

Similarity

N/A

ID: 58072

(1H-indol-5-ylmethyl)(2-phenylethyl)amine

$$$$ Data

M. F.

C17H18N2

Suppliers	Catalog Number
Matrix Scientific	063249
InterBioScreen	STOCK1N-75271

Database	Data ID
PubChem	17221747

M. W.

250.33822

CAS

Similarity

N/A

ID: 58073

(furan-2-ylmethyl)(1H-indol-5-ylmethyl)amine

$$$$ Data

M. F.

C14H14N2O

Suppliers	Catalog Number
Matrix Scientific	063250

Database	Data ID
PubChem	17221757

M. W.

226.27376

CAS

Similarity

N/A

ID: 58074

N-(1H-indol-6-ylmethyl)cyclopropanamine

$$$$ Data

M. F.

C12H14N2

Suppliers	Catalog Number
Matrix Scientific	063251

Database	Data ID
PubChem	33754759

M. W.

186.25296

CAS

Similarity

N/A

ID: 58075

(furan-2-ylmethyl)(1H-indol-6-ylmethyl)amine

$$$$ Data

M. F.

C14H14N2O

Suppliers	Catalog Number
Matrix Scientific	063252

Database	Data ID
PubChem	28977837

M. W.

226.27376

CAS

Similarity

N/A

ID: 58076

6-chloro-4-N-methylpyrimidine-2,4-diamine

$$$$ Data

M. F.

C5H7ClN4

Suppliers	Catalog Number
ChemBridge	4041389
Matrix Scientific	063253

Database	Data ID
PubChem	235446

M. W.

158.58888

CAS

1005-37-4

Similarity

N/A

ID: 58077

4-(aminomethyl)-N,N-dimethyloxan-4-amine

$$$$ Data More

M. F.

C8H18N2O

Suppliers	Catalog Number
ChemBridge	4033122
Matrix Scientific	063254
Maybridge	MO00686

Database	Data ID
PubChem	10820849

M. W.

158.24132

CAS

176445-80-0

Similarity

N/A

ID: 58078

2-azido-N-methylacetamide

$$$$ Data

M. F.

C3H6N4O

Suppliers	Catalog Number
ChemBridge	4040083
Matrix Scientific	063255

Database	Data ID
PubChem	20554443

M. W.

114.10594

CAS

98025-59-3

Similarity

N/A

ID: 58079

2-azidopropane

$$$$ Data

M. F.

C3H7N3

Suppliers	Catalog Number
ChemBridge	4041293
Matrix Scientific	063256
Enamine	EN300-96507

Database	Data ID
PubChem	12405073

M. W.

85.10778

CAS

691-57-6

Similarity

N/A

ID: 58080

2-[(2-chloroethyl)sulfanyl]propane

$$$$ Data

M. F.

C5H11ClS

Suppliers	Catalog Number
ChemBridge	4041440
Matrix Scientific	063257

Database	Data ID
PubChem	536250

M. W.

138.65884

CAS

4303-41-7

Similarity

N/A

ID: 58081

2-amino-6-[3-(hydroxymethyl)piperidin-1-yl]-3,4-dihydropyrimidin-4-one

$$$$ Data

M. F.

C10H16N4O2

Suppliers	Catalog Number
Matrix Scientific	063258

Database	Data ID
PubChem	46318274

M. W.

224.25964

CAS

Similarity

N/A

ID: 58082

[1-(pyridin-3-ylmethyl)piperidin-3-yl]methanol

$$$$ Data

M. F.

C12H18N2O

Suppliers	Catalog Number
Matrix Scientific	063259

Database	Data ID
PubChem	23988696

M. W.

206.28412

CAS

Similarity

N/A

ID: 58083

1-(1-methyl-1H-indol-3-yl)ethan-1-one

$$$$ Data

M. F.

C11H11NO

Suppliers	Catalog Number
Matrix Scientific	063260
Enamine	EN300-65561

Database	Data ID
PubChem	594156

M. W.

173.21114

CAS

19012-02-3

Similarity

N/A

ID: 58084

1-(1-benzyl-1H-indol-3-yl)ethan-1-one

$$$$ Data

M. F.

C17H15NO

Suppliers	Catalog Number
Matrix Scientific	063261
InterBioScreen	BB_SC-5714

Database	Data ID
PubChem	273511

M. W.

249.3071

CAS

Similarity

N/A

ID: 58085

2-azido-N-[4-(1H-1,2,4-triazol-1-ylmethyl)phenyl]acetamide

$$$$ Data

M. F.

C11H11N7O

Suppliers	Catalog Number
Matrix Scientific	063262

Database	Data ID
PubChem	46318276

M. W.

257.25134

CAS

Similarity

N/A

ID: 58086

6-chloro-3-methyl-[1,2,4]triazolo[4,3-b]pyridazine

$$$$ Data More

M. F.

C6H5ClN4

Suppliers	Catalog Number
Matrix Scientific	063263
Life Chemicals	F1142-0433
Enamine	EN300-24773

Database	Data ID
PubChem	911387

M. W.

168.5837

CAS

7197-01-5

Similarity

N/A

ID: 58087

ethyl 3-(hydroxymethyl)piperidine-1-carboxylate

$$$$ Data

M. F.

C9H17NO3

Suppliers	Catalog Number
Matrix Scientific	063264

Database	Data ID
PubChem	19261731

M. W.

187.23618

CAS

Similarity

N/A

ID: 58088

2-cyclopropyl-6-methylpyrimidin-4-ol

$$$$ Data

M. F.

C8H10N2O

Suppliers	Catalog Number
Matrix Scientific	063265
Enamine	EN300-71936

Database	Data ID
PubChem	13369604

M. W.

150.1778

CAS

Similarity

N/A

ID: 58089

methyl 2-(2-cyclopropyl-6-hydroxypyrimidin-4-yl)acetate

$$$$ Data

M. F.

C10H12N2O3

Suppliers	Catalog Number
Matrix Scientific	063266

Database	Data ID
PubChem	46318279

M. W.

208.21388

CAS

Similarity

N/A

ID: 58090

ethyl 4-(hydroxymethyl)piperidine-1-carboxylate

$$$$ Data

M. F.

C9H17NO3

Suppliers	Catalog Number
Matrix Scientific	063267

Database	Data ID
PubChem	19773576

M. W.

187.23618

CAS

Similarity

N/A

ID: 58091

ethyl 5-acetyl-2-amino-4-phenylthiophene-3-carboxylate

$$$$ Data

M. F.

C15H15NO3S

Suppliers	Catalog Number
Matrix Scientific	063268

Database	Data ID
PubChem	14362246

M. W.

289.3495

CAS

122835-45-4

Similarity

N/A

ID: 58092

ethyl 5-acetyl-2-acetamido-4-phenylthiophene-3-carboxylate

$$$$ Data

M. F.

C17H17NO4S

Suppliers	Catalog Number
Matrix Scientific	063269

Database	Data ID
PubChem	833795

M. W.

331.38618

CAS

Similarity

N/A

ID: 58093

ethyl 2-acetamido-5-[(1E)-1-(hydroxyimino)ethyl]-4-phenylthiophene-3-carboxylate

$$$$ Data

M. F.

C17H18N2O4S

Suppliers	Catalog Number
Matrix Scientific	063270

Database	Data ID
PubChem	9593091

M. W.

346.40082

CAS

Similarity

N/A

ID: 58094

4-isothiocyanato-1,3-dimethyl-1H-pyrazole

$$$$ Data

M. F.

C6H7N3S

Suppliers	Catalog Number
Matrix Scientific	063271

Database	Data ID
PubChem	7017488

M. W.

153.20488

CAS

Similarity

N/A

ID: 58095

4-(3,5-dimethyl-1H-pyrazol-1-yl)-3-fluoroaniline

$$$$ Data

M. F.

C11H12FN3

Suppliers	Catalog Number
Matrix Scientific	063272
Enamine	EN300-49529

Database	Data ID
PubChem	19627201

M. W.

205.2314832

CAS

Similarity

N/A

ID: 58096

(1S,7R,9S)-5-oxo-4-azatricyclo[4.2.1.0^{3,7}]nonane-9-carboxylic acid

$$$$ Data

M. F.

C9H11NO3

Suppliers	Catalog Number
Matrix Scientific	063273

Database	Data ID
PubChem	46318282

M. W.

181.18854

CAS

Similarity

N/A

ID: 58097

1-methyl-1H-1,3-benzodiazol-6-amine

$$$$ Data

M. F.

C8H9N3

Suppliers	Catalog Number
ChemBridge	4088011 5665234
Matrix Scientific	063274

Database	Data ID
PubChem	13680283

M. W.

147.17716

CAS

26530-93-8

Similarity

N/A

ID: 58098

2-bromo-1-cyclopropylethan-1-one

$$$$ Data More

M. F.

C5H7BrO

Suppliers	Catalog Number
Matrix Scientific	063275
Life Chemicals	F2158-1114
Enamine	EN300-57214

Database	Data ID
PubChem	10920841

M. W.

163.01248

CAS

69267-75-0

Similarity

N/A

ID: 58099

[1-(2-methylpropyl)piperidin-4-yl]methanol

$$$$ Data

M. F.

C10H21NO

Suppliers	Catalog Number
ChemBridge	4010732
Matrix Scientific	063276

Database	Data ID
PubChem	42562420

M. W.

171.27984

CAS

915923-25-0

Similarity

N/A

ID: 58100

[1-(2-methylpropyl)piperidin-3-yl]methanol

$$$$ Data

M. F.

C10H21NO

Suppliers	Catalog Number
ChemBridge	4010737
Matrix Scientific	063277

Database	Data ID
PubChem	44827673

M. W.

171.27984

CAS

915924-08-2

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