Chembase list of 866358 unique molecular structures

$$$$ Data

M. F.

C6H8N2O2

Suppliers	Catalog Number
ChemBridge	4029462
Matrix Scientific	030972
Enamine	EN300-83466

Database	Data ID
PubChem	565702

M. W.

140.13992

CAS

400755-43-3

Similarity

N/A

ID: 28402

4-bromo-1-ethyl-1H-pyrazole-5-carboxylic acid

$$$$ Data

M. F.

C6H7BrN2O2

Suppliers	Catalog Number
ChemBridge	3002127
Matrix Scientific	030973
Enamine	EN300-83472

Database	Data ID
PubChem	606054

M. W.

219.03598

CAS

514800-97-6

Similarity

N/A

ID: 28403

N-(2-aminophenyl)-4-methylbenzene-1-sulfonamide

$$$$ Data

M. F.

C13H14N2O2S

Suppliers	Catalog Number
Matrix Scientific	030974

Database	Data ID
PubChem	77180

M. W.

262.32746

CAS

Similarity

N/A

ID: 28404

2-(4-methylbenzenesulfonamido)benzoic acid

$$$$ Data

M. F.

C14H13NO4S

Suppliers	Catalog Number
Matrix Scientific	030975
Enamine	EN300-77504

Database	Data ID
PubChem	22763

M. W.

291.32232

CAS

Similarity

N/A

ID: 28405

(2Z)-2-(3,4-dimethoxyphenyl)-3-phenylprop-2-enoic acid

$$$$ Data

M. F.

C17H16O4

Suppliers	Catalog Number
Matrix Scientific	030976

Database	Data ID
PubChem	805753

M. W.

284.30654

CAS

Similarity

N/A

ID: 28406

3-(3-nitrophenyl)bicyclo[2.2.1]hept-5-ene-2-carboxylic acid

$$$$ Data

M. F.

C14H13NO4

Suppliers	Catalog Number
Matrix Scientific	030977

Database	Data ID
PubChem	23010502

M. W.

259.25732

CAS

Similarity

N/A

ID: 28407

(diphenylphosphoroso)hydrazine

$$$$ Data

M. F.

C12H13N2OP

Suppliers	Catalog Number
Matrix Scientific	030978

Database	Data ID
PubChem	418926

M. W.

232.218181

CAS

Similarity

N/A

ID: 28408

tetramethyl-6H-pyrrolo[3,4-d]pyridazin-6-amine

$$$$ Data

M. F.

C10H14N4

Suppliers	Catalog Number
Matrix Scientific	030979

Database	Data ID
PubChem	921288

M. W.

190.24496

CAS

Similarity

N/A

ID: 28409

2,4-diphenyl-4H-chromene-3-carbaldehyde

$$$$ Data

M. F.

C22H16O2

Suppliers	Catalog Number
Matrix Scientific	030980

Database	Data ID
PubChem	2835574

M. W.

312.36124

CAS

Similarity

N/A

ID: 28410

3-hydroxy-3-(2-oxopropyl)-2,3-dihydro-1H-indol-2-one

$$$$ Data

M. F.

C11H11NO3

Suppliers	Catalog Number
BioBioPha	BBP02966
Matrix Scientific	030981
Life Chemicals	F1918-0060

Database	Data ID
PubChem	36460

M. W.

205.20994

CAS

33417-17-3

Similarity

N/A

ID: 28411

(2Z)-3-(4-bromophenyl)-3-chloroprop-2-enal

$$$$ Data

M. F.

C9H6BrClO

Suppliers	Catalog Number
Matrix Scientific	030982

Database	Data ID
PubChem	6433595

M. W.

245.50034

CAS

Similarity

N/A

ID: 28412

1-(1H-1,3-benzodiazol-2-yl)ethan-1-ol

$$$$ Data More

M. F.

C9H10N2O

Suppliers	Catalog Number
Matrix Scientific	030983
Maybridge	CD09564
Apollo Scientific	OR23870

Database	Data ID
PubChem	205922

M. W.

162.1885

CAS

19018-24-7

Similarity

N/A

ID: 28413

2-(4,5-dimethoxy-2-nitrophenyl)acetic acid

$$$$ Data More

M. F.

C10H11NO6

Suppliers	Catalog Number
Alfa Aesar	A18884
Matrix Scientific	030984
Maybridge	CD01521

Database	Data ID
PubChem	270941

M. W.

241.19744

CAS

73357-18-3

Similarity

N/A

ID: 28414

2-{[(E)-[(4-methoxyphenyl)methylidene]amino]oxy}acetic acid

$$$$ Data

M. F.

C10H11NO4

Suppliers	Catalog Number
Matrix Scientific	030986
Enamine	EN300-07668

Database	Data ID
PubChem	6899144

M. W.

209.19864

CAS

Similarity

N/A

ID: 28415

2-[4-methyl-2-(propan-2-yl)phenoxy]acetic acid

$$$$ Data

M. F.

C12H16O3

Suppliers	Catalog Number
Matrix Scientific	030987

Database	Data ID
PubChem	5090274

M. W.

208.25364

CAS

Similarity

N/A

ID: 28416

2-(2-carbamoylphenoxy)acetic acid

$$$$ Data More

M. F.

C9H9NO4

Suppliers	Catalog Number
Matrix Scientific	030988
Life Chemicals	F2147-0233
InterBioScreen	BB_SC-1108

Database	Data ID
PubChem	93086

M. W.

195.17206

CAS

18955-88-9

Similarity

N/A

ID: 28417

3-amino-2-methyl-3,4-dihydroquinazolin-4-one

$$$$ Data More

M. F.

C9H9N3O

Suppliers	Catalog Number
Sigma Aldrich	555797
Matrix Scientific	030989
Apollo Scientific	OR30358

Database	Data ID
PubChem	237591

M. W.

175.18726

CAS

1898-06-2

Similarity

N/A

ID: 28418

3-amino-2-ethyl-3,4-dihydroquinazolin-4-one

$$$$ Data

M. F.

C10H11N3O

Suppliers	Catalog Number
Sigma Aldrich	386324
Matrix Scientific	030990
Apollo Scientific	OR24585

Database	Data ID
PubChem	577253

M. W.

189.21384

CAS

50547-51-8

Similarity

N/A

ID: 28419

3-amino-2-(2-bromoethyl)-3,4-dihydroquinazolin-4-one

$$$$ Data

M. F.

C10H10BrN3O

Suppliers	Catalog Number
Matrix Scientific	030991

Database	Data ID
PubChem	17607371

M. W.

268.1099

CAS

Similarity

N/A

ID: 28420

5-(1-hydroxyethylidene)-1,3-diazinane-2,4,6-trione

$$$$ Data

M. F.

C6H6N2O4

Suppliers	Catalog Number
Matrix Scientific	030992
InterBioScreen	STOCK1N-21149

Database	Data ID
PubChem	54686424

M. W.

170.12284

CAS

Similarity

N/A

ID: 28421

(2Z)-2-(4-iodophenyl)-3-phenylprop-2-enoic acid

$$$$ Data

M. F.

C15H11IO2

Suppliers	Catalog Number
Matrix Scientific	030993

Database	Data ID
PubChem	17607377

M. W.

350.15111

CAS

Similarity

N/A

ID: 28422

(2Z)-2-(4-iodophenyl)-3-(4-methoxyphenyl)prop-2-enoic acid

$$$$ Data

M. F.

C16H13IO3

Suppliers	Catalog Number
Matrix Scientific	030994

Database	Data ID
PubChem	17607378

M. W.

380.17709

CAS

Similarity

N/A

ID: 28423

(2Z)-3-(4-chlorophenyl)-2-(4-iodophenyl)prop-2-enoic acid

$$$$ Data

M. F.

C15H10ClIO2

Suppliers	Catalog Number
Matrix Scientific	030995

Database	Data ID
PubChem	17607379

M. W.

384.59617

CAS

Similarity

N/A

ID: 28424

5-bromo-3-hydroxy-3-(2-oxopropyl)-2,3-dihydro-1H-indol-2-one

$$$$ Data

M. F.

C11H10BrNO3

Suppliers	Catalog Number
Matrix Scientific	030996

Database	Data ID
PubChem	53471

M. W.

284.106

CAS

Similarity

N/A

ID: 28425

phenazine-2,3-diamine

$$$$ Data More

M. F.

C12H10N4

Suppliers	Catalog Number
Sigma Aldrich	661376
Matrix Scientific	030997
Apollo Scientific	OR5459

Database	Data ID
PubChem	410099

M. W.

210.2346

CAS

655-86-7

Similarity

N/A

ID: 28426

4-(6,7-dimethoxy-1,2,3,4-tetrahydroisoquinolin-1-yl)-N,N-dimethylaniline

$$$$ Data

M. F.

C19H24N2O2

Suppliers	Catalog Number
Matrix Scientific	030998

Database	Data ID
PubChem	3284200

M. W.

312.40606

CAS

Similarity

N/A

ID: 28427

1,3,6-trimethyl-5-nitro-1,2,3,4-tetrahydropyrimidine-2,4-dione

$$$$ Data

M. F.

C7H9N3O4

Suppliers	Catalog Number
Matrix Scientific	030999

Database	Data ID
PubChem	750369

M. W.

199.16406

CAS

Similarity

N/A

ID: 28428

4-formyl-2-methoxyphenyl 4-bromobenzoate

$$$$ Data

M. F.

C15H11BrO4

Suppliers	Catalog Number
Matrix Scientific	031000

Database	Data ID
PubChem	3269522

M. W.

335.14944

CAS

Similarity

N/A

ID: 28429

8-chloroquinoline

$$$$ Data More

M. F.

C9H6ClN

Suppliers	Catalog Number
MP Biomedicals	05215825
Matrix Scientific	031001
Apollo Scientific	OR42189

Database	Data ID
PubChem	69139

M. W.

163.60364

CAS

611-33-6

Similarity

N/A

ID: 28430

2-(4-chlorophenoxy)acetic acid

$$$$ Data More

M. F.

C8H7ClO3

Suppliers	Catalog Number
Sigma Aldrich	C0413 25890 153168 (more...)
MP Biomedicals	02101364 05203253 02103043
Alfa Aesar	A13065

Database	Data ID
Wikipedia	4-Chlorophenoxyacetic_acid
PubChem	26229

M. W.

186.59238

CAS

141-90-2

Similarity

N/A

ID: 28431

3-amino-2-(aminomethyl)-3,4-dihydroquinazolin-4-one

$$$$ Data

M. F.

C9H10N4O

Suppliers	Catalog Number
Matrix Scientific	031003

Database	Data ID
PubChem	17607388

M. W.

190.2019

CAS

Similarity

N/A

ID: 28432

3-(2-aminoethyl)-2-phenyl-3,4-dihydroquinazolin-4-one

$$$$ Data

M. F.

C16H15N3O

Suppliers	Catalog Number
Matrix Scientific	031004

Database	Data ID
PubChem	337257

M. W.

265.3098

CAS

Similarity

N/A

ID: 28433

(furan-2-ylmethyl)(1H-indol-4-ylmethyl)amine

$$$$ Data

M. F.

C14H14N2O

Suppliers	Catalog Number
Matrix Scientific	031006

Database	Data ID
PubChem	16767495

M. W.

226.27376

CAS

Similarity

N/A

ID: 28434

(1H-indol-4-ylmethyl)(oxolan-2-ylmethyl)amine

$$$$ Data

M. F.

C14H18N2O

Suppliers	Catalog Number
Matrix Scientific	031007

Database	Data ID
PubChem	16767492

M. W.

230.30552

CAS

Similarity

N/A

ID: 28435

(1H-indol-4-ylmethyl)(pyridin-3-ylmethyl)amine

$$$$ Data

M. F.

C15H15N3

Suppliers	Catalog Number
Matrix Scientific	031008
InterBioScreen	BB_NC-2548

Database	Data ID
PubChem	16646039

M. W.

237.2997

CAS

Similarity

N/A

ID: 28436

(2H-1,3-benzodioxol-5-ylmethyl)(1H-indol-4-ylmethyl)amine

$$$$ Data

M. F.

C17H16N2O2

Suppliers	Catalog Number
Matrix Scientific	031009
InterBioScreen	STOCK1N-74445

Database	Data ID
PubChem	16767477

M. W.

280.32114

CAS

Similarity

N/A

ID: 28437

N-(1H-indol-4-ylmethyl)-3,4,5-trimethoxyaniline

$$$$ Data

M. F.

C18H20N2O3

Suppliers	Catalog Number
Matrix Scientific	031010

Database	Data ID
PubChem	17221058

M. W.

312.363

CAS

Similarity

N/A

ID: 28438

N-(1H-indol-4-ylmethyl)-4-(1H-1,2,4-triazol-1-ylmethyl)aniline

$$$$ Data

M. F.

C18H17N5

Suppliers	Catalog Number
Matrix Scientific	031011

Database	Data ID
PubChem	16767534

M. W.

303.36108

CAS

Similarity

N/A

ID: 28439

1H-indol-6-ylmethanamine

$$$$ Data

M. F.

C9H10N2

Suppliers	Catalog Number
ChemBridge	4034442
Alfa Aesar	H54640
Matrix Scientific	031012

Database	Data ID
PubChem	17221101

M. W.

146.1891

CAS

3468-17-5

Similarity

N/A

ID: 28440

3-(dimethylsulfamoyl)thiophene-2-carboxylic acid

$$$$ Data

M. F.

C7H9NO4S2

Suppliers	Catalog Number
Matrix Scientific	031013
Enamine	EN300-73919

Database	Data ID
PubChem	17221103

M. W.

235.28066

CAS

Similarity

N/A

ID: 28441

3-(pyrrolidine-1-sulfonyl)thiophene-2-carboxylic acid

$$$$ Data

M. F.

C9H11NO4S2

Suppliers	Catalog Number
ChemBridge	4035640
Matrix Scientific	031014
Enamine	EN300-26842

Database	Data ID
PubChem	17221104

M. W.

261.31794

CAS

944895-22-1

Similarity

N/A

ID: 28442

3-(piperidine-1-sulfonyl)thiophene-2-carboxylic acid

$$$$ Data

M. F.

C10H13NO4S2

Suppliers	Catalog Number
Matrix Scientific	031015
Enamine	EN300-24487

Database	Data ID
PubChem	16227157

M. W.

275.34452

CAS

923697-76-1

Similarity

N/A

ID: 28443

3-(morpholine-4-sulfonyl)thiophene-2-carboxylic acid

$$$$ Data

M. F.

C9H11NO5S2

Suppliers	Catalog Number
Matrix Scientific	031016
Enamine	EN300-24275

Database	Data ID
PubChem	9361763

M. W.

277.31734

CAS

Similarity

N/A

ID: 28444

3-[(pyridin-3-ylmethyl)sulfamoyl]thiophene-2-carboxylic acid

$$$$ Data

M. F.

C11H10N2O4S2

Suppliers	Catalog Number
Matrix Scientific	031017

Database	Data ID
PubChem	16646044

M. W.

298.3381

CAS

Similarity

N/A

ID: 28445

3-[(4-aminopiperidin-1-yl)methyl]phenol

$$$$ Data

M. F.

C12H18N2O

Suppliers	Catalog Number
ChemBridge	4026996
Matrix Scientific	031018

Database	Data ID
PubChem	17221632

M. W.

206.28412

CAS

946679-47-6

Similarity

N/A

ID: 28446

4-[(4-aminopiperidin-1-yl)methyl]-2-ethoxyphenol

$$$$ Data

M. F.

C14H22N2O2

Suppliers	Catalog Number
Matrix Scientific	031019

Database	Data ID
PubChem	17221634

M. W.

250.33668

CAS

Similarity

N/A

ID: 28447

1-(furan-2-carbonyl)piperidin-4-amine

$$$$ Data

M. F.

C10H14N2O2

Suppliers	Catalog Number
ChemBridge	4027764
Matrix Scientific	031021
Enamine	EN300-26623

Database	Data ID
PubChem	4778220

M. W.

194.23036

CAS

886497-79-6

Similarity

N/A

ID: 28448

1-(thiophene-2-carbonyl)piperidin-4-amine

$$$$ Data

M. F.

C10H14N2OS

Suppliers	Catalog Number
Matrix Scientific	031022

Database	Data ID
PubChem	4778219

M. W.

210.29596

CAS

886497-83-2

Similarity

N/A

ID: 28449

1-(4-aminopiperidin-1-yl)ethan-1-one

$$$$ Data More

M. F.

C7H14N2O

Suppliers	Catalog Number
ChemBridge	4030629
Matrix Scientific	031023
Key Organics	11X-0603

Database	Data ID
PubChem	4962477

M. W.

142.19886

CAS

160357-94-8

Similarity

N/A

ID: 28450

1-(4-aminopiperidin-1-yl)-2-methylpropan-1-one

$$$$ Data More

M. F.

C9H18N2O

Suppliers	Catalog Number
ChemBridge	4026784
Alfa Aesar	H50916
Matrix Scientific	031024

Database	Data ID
PubChem	16772991

M. W.

170.25202

CAS

172478-05-6

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