Chembase list of 866358 unique molecular structures

$$$$ Data

M. F.

C12H18O

Suppliers	Catalog Number
Sigma Aldrich	440620
Alfa Aesar	B22574

Database	Data ID
PubChem	1241629

M. W.

178.27072

CAS

484-66-2

Similarity

N/A

ID: 147252

4-(2-{3-[2-(4-hydroxyphenyl)propan-2-yl]phenyl}propan-2-yl)phenol

$$$$ Data

M. F.

C24H26O2

Suppliers	Catalog Number
Sigma Aldrich	450464

Database	Data ID
PubChem	3292100

M. W.

346.46204

CAS

13595-25-0

Similarity

N/A

ID: 147253

7-methoxy-2,3-dihydro-1-benzofuran-3-one

$$$$ Data

M. F.

C9H8O3

Suppliers	Catalog Number
Sigma Aldrich	454605

Database	Data ID
PubChem	2818112

M. W.

164.15802

CAS

7169-37-1

Similarity

N/A

ID: 147254

diammonium hexafluorostannanediuide

$$$$

M. F.

F6H8N2Sn

Suppliers	Catalog Number
Sigma Aldrich	457183

Database

Data ID

M. W.

268.7683392

CAS

16919-24-7

Similarity

N/A

ID: 147255

1-methoxy-2-(2-methoxyethoxy)ethane; dibromonickel

$$$$ Data

M. F.

C6H14Br2NiO3

Suppliers	Catalog Number
Sigma Aldrich	459674

Database	Data ID
PubChem	11428135

M. W.

352.67496

CAS

312696-09-6

Similarity

N/A

ID: 147256

dioxoruthenium hydrate

$$$$ Data

M. F.

H2O3Ru

Suppliers	Catalog Number
Sigma Aldrich	208833 463760 84065

Database	Data ID
PubChem	16211523

M. W.

151.08408

CAS

32740-79-7

Similarity

N/A

ID: 147257

(4S)-3-[(benzyloxy)carbonyl]-1,3-oxazolidine-4-carboxylic acid

$$$$ Data

M. F.

C12H13NO5

Suppliers	Catalog Number
Sigma Aldrich	469467

Database	Data ID
PubChem	688328

M. W.

251.23532

CAS

97534-82-2

Similarity

N/A

ID: 147258

2-[3-(oxiran-2-ylmethoxy)phenoxymethyl]oxirane

$$$$ Data

M. F.

C12H14O4

Suppliers	Catalog Number
Sigma Aldrich	470945
Alfa Aesar	L12288

Database	Data ID
PubChem	7586

M. W.

222.23716

CAS

101-90-6

Similarity

N/A

ID: 147259

2-fluoro-1-isocyanato-3-(trifluoromethyl)benzene

$$$$ Data

M. F.

C8H3F4NO

Suppliers	Catalog Number
Sigma Aldrich	472182
Enamine	EN300-113604

Database	Data ID
PubChem	2733379

M. W.

205.1091328

CAS

190774-52-8

Similarity

N/A

ID: 147260

(2S)-oxiran-2-ylmethanol

$$$$ Data More

M. F.

C3H6O2

Suppliers	Catalog Number
Sigma Aldrich	474789 50029
Chemik	CHO0076
Enamine	EN300-80399

Database	Data ID
PubChem	6973630

M. W.

74.07854

CAS

60456-23-7

Similarity

N/A

ID: 147261

1-iodo-4-isocyanatobenzene

$$$$ Data

M. F.

C7H4INO

Suppliers	Catalog Number
Sigma Aldrich	478687
Alfa Aesar	L16000

Database	Data ID
PubChem	3399787

M. W.

245.01723

CAS

15845-62-2

Similarity

N/A

ID: 147262

2-hydroxy(,-¹³C₂)propane-1,2,3-tricarboxylic ac...

$$$$ Data

M. F.

C6H8O7

Suppliers	Catalog Number
Sigma Aldrich	488607

Database	Data ID
PubChem	10313505

M. W.

194.10882968

CAS

302912-06-7

Similarity

N/A

ID: 147263

octadecane; silanone

$$$$ Data

M. F.

C18H40OSi

Suppliers	Catalog Number
Sigma Aldrich	553522

Database	Data ID
PubChem	16217125

M. W.

300.5951

CAS

Similarity

N/A

ID: 147264

{[(2R,3S,5R)-5-(6-amino-9H-purin-9-yl)-3-hydroxyoxolan-2-yl]methoxy}phosphonic a...

$$$$ Data

M. F.

C10H16N5O7P

Suppliers	Catalog Number
Sigma Aldrich	852198

Database	Data ID
PubChem	16218593

M. W.

349.237101

CAS

207127-57-9

Similarity

N/A

ID: 147265

2-chlorocyclohexan-1-ol

$$$$ Data

M. F.

C6H11ClO

Suppliers	Catalog Number
Sigma Aldrich	C32402

Database	Data ID
PubChem	15274

M. W.

134.60394

CAS

1561-86-0

Similarity

N/A

ID: 147266

(1S,2R,5S,10S,11S,14R,15R)-2,15-dimethyl-14-[(2R)-6-methylheptan-2-yl]tetracyclo...

$$$$ Data

M. F.

C36H54O2

Suppliers	Catalog Number
Sigma Aldrich	C77902

Database	Data ID
PubChem	20055614

M. W.

518.81276

CAS

14914-99-9

Similarity

N/A

ID: 147267

pent-1-en-3-one

$$$$ Data

M. F.

C5H8O

Suppliers	Catalog Number
Sigma Aldrich	W338206 E51309 05020
Alfa Aesar	L06829
Enamine	EN300-60334

Database	Data ID
PubChem	15394

M. W.

84.11642

CAS

1629-58-9

Similarity

N/A

ID: 147268

methyl 2-(pyridin-2-yl)acetate

$$$$ Data

M. F.

C8H9NO2

Suppliers	Catalog Number
Sigma Aldrich	M78305
Enamine	EN300-23395

Database	Data ID
PubChem	74264

M. W.

151.16256

CAS

1658-42-0

Similarity

N/A

ID: 147269

1-methyl-4-nitrobenzene

$$$$ Data

M. F.

C7H7NO2

Suppliers	Catalog Number
Sigma Aldrich	N27322 74080 31568
Alfa Aesar	A14398
Chemik	CHB55021

Database	Data ID
PubChem	7473

M. W.

137.13598

CAS

99-99-0

Similarity

N/A

ID: 147270

chlorodimethyl(2,3,4,5-tetramethylcyclopenta-2,4-dien-1-yl)silane

$$$$ Data

M. F.

C11H19ClSi

Suppliers	Catalog Number
Sigma Aldrich	455881

Database	Data ID
PubChem	5045335

M. W.

214.80706

CAS

125542-03-2

Similarity

N/A

ID: 147271

lithium(1+) ion tris(tert-butoxy)(²H)alumanuide

$$$$ Data

M. F.

C12H28AlLiO3

Suppliers	Catalog Number
Sigma Aldrich	460907

Database	Data ID
PubChem	16717639

M. W.

254.271458

CAS

50306-58-6

Similarity

N/A

ID: 147272

[2-(1-propoxyethoxy)ethyl]benzene

$$$$ Data

M. F.

C13H20O2

Suppliers	Catalog Number
Sigma Aldrich	W200409
Bide Pharmatech	BD247031

Database	Data ID
PubChem	61403

M. W.

208.2967

CAS

7493-57-4

Similarity

N/A

ID: 147273

2-[(propan-2-ylsulfanyl)methyl]furan

$$$$ Data

M. F.

C8H12OS

Suppliers	Catalog Number
Sigma Aldrich	W316105
Alfa Aesar	B21994
Bide Pharmatech	BD131706

Database	Data ID
PubChem	61282

M. W.

156.24528

CAS

1883-78-9

Similarity

N/A

ID: 147274

4,6-dicyclohexyl-4,6-bis[(dimethylsilyl)oxy]-2,8-dimethyl-3,5,7-trioxa-2,4,6,8-t...

$$$$ Data

M. F.

C20H50O5Si6

Suppliers	Catalog Number
Sigma Aldrich	520004

Database	Data ID
PubChem	45052136

M. W.

539.121

CAS

302912-36-3

Similarity

N/A

ID: 147275

2-bromo-5-(thiophen-2-yl)thiophene

$$$$ Data

M. F.

C8H5BrS2

Suppliers	Catalog Number
Sigma Aldrich	522856
A&J Pharmtech	AJA-O1302 AJA-O1311

Database	Data ID
PubChem	640065

M. W.

245.1593

CAS

3480-11-3

Similarity

N/A

ID: 147276

(4-fluoro-3-nitrophenyl)methanol

$$$$ Data

M. F.

C7H6FNO3

Suppliers	Catalog Number
Sigma Aldrich	526916
Chemik	CHB62832

Database	Data ID
PubChem	4167587

M. W.

171.1258432

CAS

20274-69-5

Similarity

N/A

ID: 147277

(1R,7S)-3,5-dioxo-4-azatricyclo[5.2.1.0²,⁶]dec-8-en-4-yl 1...

$$$$ Data

M. F.

C13H8F9NO5S

Suppliers	Catalog Number
Sigma Aldrich	531111

Database	Data ID
PubChem	16216938

M. W.

461.2569488

CAS

307531-76-6

Similarity

N/A

ID: 147278

trichloro(oct-7-en-1-yl)silane

$$$$ Data

M. F.

C8H15Cl3Si

Suppliers	Catalog Number
Sigma Aldrich	539279

Database	Data ID
PubChem	104122

M. W.

245.6492

CAS

153447-97-3

Similarity

N/A

ID: 147279

zirconium(2+) ion bis(cyclopenta-2,4-dien-1-ide)

$$$$ Data

M. F.

C10H10Zr

Suppliers	Catalog Number
Sigma Aldrich	540692 28224

Database	Data ID
PubChem	71311264

M. W.

221.4104

CAS

37342-98-6

Similarity

N/A

ID: 147280

cuprio acetate

$$$$ Data

M. F.

C2H3CuO2

Suppliers	Catalog Number
Sigma Aldrich	403342

Database	Data ID
PubChem	11073409

M. W.

122.59002

CAS

598-54-9

Similarity

N/A

ID: 147281

sodium 2-hydroxy-3-(prop-2-en-1-yloxy)propane-1-sulfonate

$$$$ Data

M. F.

C6H11NaO5S

Suppliers	Catalog Number
Sigma Aldrich	409421

Database	Data ID
PubChem	23677323

M. W.

218.20331

CAS

52556-42-0

Similarity

N/A

ID: 147282

tert-butyl(dichloromethyl)dimethylsilane

$$$$ Data

M. F.

C7H16Cl2Si

Suppliers	Catalog Number
Sigma Aldrich	410683

Database	Data ID
PubChem	4380225

M. W.

199.19344

CAS

138983-08-1

Similarity

N/A

ID: 147283

1-(2-hydroxy-5-methyl-3-nitrophenyl)ethan-1-one

$$$$ Data

M. F.

C9H9NO4

Suppliers	Catalog Number
Sigma Aldrich	415766
Alfa Aesar	H27671

Database	Data ID
PubChem	736162

M. W.

195.17206

CAS

66108-30-3

Similarity

N/A

ID: 147284

2-[(4S)-4-phenyl-1,3-oxazolidin-2-ylidene]-2-[(4S)-4-phenyl-4,5-dihydro-1,3-oxaz...

$$$$ Data

M. F.

C20H17N3O2

Suppliers	Catalog Number
Sigma Aldrich	417068

Database	Data ID
PubChem	22831470

M. W.

331.36788

CAS

150639-33-1

Similarity

N/A

ID: 147285

bromo(prop-1-en-2-yl)magnesium

$$$$ Data

M. F.

C3H5BrMg

Suppliers	Catalog Number
Sigma Aldrich	419567 59261

Database	Data ID
PubChem	4187787

M. W.

145.2808

CAS

13291-18-4

Similarity

N/A

ID: 147286

dimethoxycalcium

$$$$ Data

M. F.

C2H6CaO2

Suppliers	Catalog Number
Sigma Aldrich	445568

Database	Data ID
PubChem	5142391

M. W.

102.14584

CAS

2556-53-8

Similarity

N/A

ID: 147287

[(2S)-5-oxooxolan-2-yl]methyl 4-methylbenzene-1-sulfonate

$$$$ Data

M. F.

C12H14O5S

Suppliers	Catalog Number
Sigma Aldrich	364568
Bide Pharmatech	BD14034

Database	Data ID
PubChem	2724793

M. W.

270.30156

CAS

58879-34-8

Similarity

N/A

ID: 147288

methyltrioctylazanium bromide

$$$$ Data

M. F.

C25H54BrN

Suppliers	Catalog Number
Sigma Aldrich	365718 69483
Bide Pharmatech	BD140000

Database	Data ID
PubChem	11503288

M. W.

448.60696

CAS

35675-80-0

Similarity

N/A

ID: 147289

3-{[(carboxymethyl)amino]methyl}-4-hydroxybenzoic acid

$$$$ Data

M. F.

C10H11NO5

Suppliers	Catalog Number
Sigma Aldrich	371580

Database	Data ID
PubChem	4989777

M. W.

225.19804

CAS

55739-39-4

Similarity

N/A

ID: 147290

(3R,5S,7s)-1-isocyanatoadamantane

$$$$ Data

M. F.

C11H15NO

Suppliers	Catalog Number
Sigma Aldrich	375063

Database	Data ID
PubChem	2059995

M. W.

177.2429

CAS

4411-25-0

Similarity

N/A

ID: 147291

trimethoxy(octyl)silane

$$$$ Data More

M. F.

C11H26O3Si

Suppliers	Catalog Number
Sigma Aldrich	376221 75086
Alfa Aesar	42698
Chemik	CHS010

Database	Data ID
PubChem	76485

M. W.

234.40784

CAS

3069-40-7

Similarity

N/A

ID: 147292

pentaamine hydrate (nitrooxy)cobaltiylium carbonate

$$$$ Data

M. F.

CH17CoN6O7

Suppliers	Catalog Number
Sigma Aldrich	379662

Database	Data ID
PubChem	71311265

M. W.

284.11488

CAS

Similarity

N/A

ID: 147293

4-[(R)-[(2S,4S,5R)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl](phenanthren-9-yloxy)me...

$$$$ Data

M. F.

C34H34N2O2

Suppliers	Catalog Number
Sigma Aldrich	381977

Database	Data ID
PubChem	10994730

M. W.

502.64596

CAS

135096-78-5

Similarity

N/A

ID: 147294

2-chloro-4,6-dimethylaniline

$$$$ Data

M. F.

C8H10ClN

Suppliers	Catalog Number
Sigma Aldrich	394327
Chemik	CHB83000

Database	Data ID
PubChem	113033

M. W.

155.6247

CAS

63133-82-4

Similarity

N/A

ID: 147295

bis(1H-imidazole); [(hydroxydioxochromio)oxy]chromiumoylol

$$$$ Data

M. F.

C6H10Cr2N4O7

Suppliers	Catalog Number
Sigma Aldrich	399329

Database	Data ID
PubChem	11727936

M. W.

354.1584

CAS

109201-26-5

Similarity

N/A

ID: 147296

methyl 5,5-dimethoxypentanoate

$$$$ Data

M. F.

C8H16O4

Suppliers	Catalog Number
Sigma Aldrich	405817

Database	Data ID
PubChem	551444

M. W.

176.21024

CAS

23068-91-9

Similarity

N/A

ID: 147297

tris[(4-tert-butyl-3-hydroxy-2,6-dimethylphenyl)methyl]-1,3,5-triazinane-2,4,6-t...

$$$$ Data

M. F.

C42H57N3O6

Suppliers	Catalog Number
Sigma Aldrich	413224

Database	Data ID
PubChem	93221

M. W.

699.91848

CAS

40601-76-1

Similarity

N/A

ID: 147298

4,13,22,31-tetrakis(phenylsulfanyl)-9,18,27,36,37,39,40,41-octaaza-38-aluminadec...

$$$$ Data

M. F.

C56H39AlClN8S4

Suppliers	Catalog Number
Sigma Aldrich	418277

Database	Data ID
PubChem	71311266

M. W.

1014.656998

CAS

155613-95-9

Similarity

N/A

ID: 147299

chloro(2-methylprop-2-en-1-yl)magnesium

$$$$ Data

M. F.

C4H7ClMg

Suppliers	Catalog Number
Sigma Aldrich	419532

Database	Data ID
PubChem	5175691

M. W.

114.85638

CAS

5674-01-1

Similarity

N/A

ID: 147300

methyl N-{[(methoxycarbonyl)amino](methylsulfanyl)methylidene}carbamate

$$$$ Data

M. F.

C6H10N2O4S

Suppliers	Catalog Number
Sigma Aldrich	466476

Database	Data ID
PubChem	6000134

M. W.

206.2196

CAS

34840-23-8

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