Chembase list of 866358 unique molecular structures

$$$$ Data

M. F.

C11H12ClFO2

Suppliers	Catalog Number
Apollo Scientific	PC7974

Database	Data ID
PubChem	26986096

M. W.

230.6631832

CAS

911314-43-7

Similarity

N/A

ID: 99902

methyl 2-[2-nitro-4-(trifluoromethyl)phenyl]acetate

$$$$ Data

M. F.

C10H8F3NO4

Suppliers	Catalog Number
Apollo Scientific	PC7975
A&J Pharmtech	AJA-O22671

Database	Data ID
PubChem	83569

M. W.

263.1700296

CAS

13544-07-5

Similarity

N/A

ID: 99903

2-bromo-N-butyl-5-fluorobenzamide

$$$$ Data

M. F.

C11H13BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC7976

Database	Data ID
PubChem	24704025

M. W.

274.1294232

CAS

Similarity

N/A

ID: 99904

N-benzyl-2-bromo-5-fluorobenzamide

$$$$ Data

M. F.

C14H11BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC7977

Database	Data ID
PubChem	9138504

M. W.

308.1456432

CAS

Similarity

N/A

ID: 99905

2-bromo-5-fluoro-N-(furan-2-ylmethyl)benzamide

$$$$ Data

M. F.

C12H9BrFNO2

Suppliers	Catalog Number
Apollo Scientific	PC7978

Database	Data ID
PubChem	9034566

M. W.

298.1077632

CAS

923722-86-5

Similarity

N/A

ID: 99906

2-bromo-5-fluoro-N-(2-hydroxyethyl)benzamide

$$$$ Data

M. F.

C9H9BrFNO2

Suppliers	Catalog Number
Apollo Scientific	PC7979

Database	Data ID
PubChem	26986103

M. W.

262.0756632

CAS

Similarity

N/A

ID: 99907

vanadium(4+) ion tetrafluoride

$$$$ Data

M. F.

F4V

Suppliers	Catalog Number
Alfa Aesar	11543
Apollo Scientific	PC7980

Database	Data ID
Wikipedia	Vanadium(IV)_fluoride
PubChem	44717705

M. W.

126.9351128

CAS

10049-16-8

Similarity

N/A

ID: 99908

2-fluoro-3-methylbenzoyl chloride

$$$$ Data

M. F.

C8H6ClFO

Suppliers	Catalog Number
Apollo Scientific	PC7982

Database	Data ID
PubChem	21690385

M. W.

172.5840432

CAS

Similarity

N/A

ID: 99909

2,6-difluoro-3-iodopyridine

$$$$ Data

M. F.

C5H2F2IN

Suppliers	Catalog Number
Apollo Scientific	PC7983

Database	Data ID
PubChem	19768433

M. W.

240.9773564

CAS

685517-67-3

Similarity

N/A

ID: 99910

(2-fluoro-3-methoxyphenyl)methanol

$$$$ Data

M. F.

C8H9FO2

Suppliers	Catalog Number
Apollo Scientific	PC7984

Database	Data ID
PubChem	593589

M. W.

156.1542632

CAS

178974-59-9

Similarity

N/A

ID: 99911

1-(bromomethyl)-2-fluoro-3-methoxybenzene

$$$$ Data

M. F.

C8H8BrFO

Suppliers	Catalog Number
Apollo Scientific	PC7985

Database	Data ID
PubChem	26986100

M. W.

219.0509232

CAS

447463-56-1

Similarity

N/A

ID: 99912

3-(trifluoromethoxy)benzene-1,2-diamine

$$$$ Data

M. F.

C7H7F3N2O

Suppliers	Catalog Number
Apollo Scientific	PC7989

Database	Data ID
PubChem	14011577

M. W.

192.1384896

CAS

Similarity

N/A

ID: 99913

vanadium(3+) ion trifluoride

$$$$ Data

M. F.

F3V

Suppliers	Catalog Number
MP Biomedicals	05219779
Alfa Aesar	81115
Apollo Scientific	PC7990

Database	Data ID
Wikipedia	Vanadium(III)_fluoride
PubChem	6431882

M. W.

107.9367096

CAS

10049-12-4

Similarity

N/A

ID: 99914

5-fluoro-3-iodo-1-methyl-1H-indazole

$$$$ Data

M. F.

C8H6FIN2

Suppliers	Catalog Number
ChemBridge	4027784
Apollo Scientific	PC7999

Database	Data ID
PubChem	28064804

M. W.

276.0495132

CAS

1060817-10-8

Similarity

N/A

ID: 99915

fluoroethene

$$$$ Data

M. F.

C2H3F

Suppliers	Catalog Number
Apollo Scientific	PC8000

Database	Data ID
Wikipedia	Vinyl_fluoride
PubChem	6339

M. W.

46.0436232

CAS

75-02-5

Similarity

N/A

ID: 99916

1-{4-[3,5-bis(trifluoromethyl)phenoxy]phenyl}-1H-pyrrole

$$$$ Data

M. F.

C18H11F6NO

Suppliers	Catalog Number
Apollo Scientific	PC8001

Database	Data ID
PubChem	2773224

M. W.

371.2764592

CAS

Similarity

N/A

ID: 99917

3-chloro-5-(trifluoromethyl)phenol

$$$$ Data

M. F.

C7H4ClF3O

Suppliers	Catalog Number
Alfa Aesar	H26321
Apollo Scientific	PC8004

Database	Data ID
PubChem	3852718

M. W.

196.5542696

CAS

570391-18-3

Similarity

N/A

ID: 99918

1-chloro-3-methoxy-5-(trifluoromethyl)benzene

$$$$ Data

M. F.

C8H6ClF3O

Suppliers	Catalog Number
Alfa Aesar	H26523
Apollo Scientific	PC8005

Database	Data ID
PubChem	3849141

M. W.

210.5808496

CAS

Similarity

N/A

ID: 99919

dipotassium hexafluorotitaniumdiuide

$$$$ Data

M. F.

F6K2Ti

Suppliers	Catalog Number
Sigma Aldrich	308382 60324
Apollo Scientific	PC8006

Database	Data ID
PubChem	11064502

M. W.

240.0540192

CAS

16919-27-0

Similarity

N/A

ID: 99920

4-chloro-3,5-difluoropyridine

$$$$ Data

M. F.

C5H2ClF2N

Suppliers	Catalog Number
Alfa Aesar	H31611
Apollo Scientific	PC8007

Database	Data ID
PubChem	21946065

M. W.

149.5258864

CAS

851178-97-7

Similarity

N/A

ID: 99921

1-(trifluoroethenyl)cyclohex-1-ene

$$$$ Data

M. F.

C8H9F3

Suppliers	Catalog Number
Apollo Scientific	PC8008

Database	Data ID
PubChem	2778013

M. W.

162.1522696

CAS

Similarity

N/A

ID: 99922

ethenyl 2,2,2-trifluoroacetate

$$$$ Data

M. F.

C4H3F3O2

Suppliers	Catalog Number
Sigma Aldrich	325449
Alfa Aesar	L09690
Apollo Scientific	PC8010

Database	Data ID
PubChem	79011

M. W.

140.0606296

CAS

433-28-3

Similarity

N/A

ID: 99923

(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethan-1-amine

$$$$ Data

M. F.

C10H9F6N

Suppliers	Catalog Number
Apollo Scientific	PC8013

Database	Data ID
PubChem	1512511

M. W.

257.1755792

CAS

127733-47-5

Similarity

N/A

ID: 99924

2-bromo-5-fluoro-N-(2-methylpropyl)benzamide

$$$$ Data

M. F.

C11H13BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8014

Database	Data ID
PubChem	24692108

M. W.

274.1294232

CAS

Similarity

N/A

ID: 99925

2-bromo-5-fluoro-N-(propan-2-yl)benzamide

$$$$ Data

M. F.

C10H11BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8015

Database	Data ID
PubChem	24689412

M. W.

260.1028432

CAS

Similarity

N/A

ID: 99926

2-bromo-5-fluoro-N,N-bis(propan-2-yl)benzamide

$$$$ Data

M. F.

C13H17BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8016

Database	Data ID
PubChem	26986192

M. W.

302.1825832

CAS

Similarity

N/A

ID: 99927

2-(2,6-difluorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

$$$$ Data

M. F.

C12H15BF2O2

Suppliers	Catalog Number
Alfa Aesar	H59932
Apollo Scientific	PC8017

Database	Data ID
PubChem	44717719

M. W.

240.0541064

CAS

863868-37-5

Similarity

N/A

ID: 99928

2-bromo-N-cyclopentyl-5-fluorobenzamide

$$$$ Data

M. F.

C12H13BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8018

Database	Data ID
PubChem	9209261

M. W.

286.1401232

CAS

Similarity

N/A

ID: 99929

2-bromo-5-fluoro-N,N-dimethylbenzamide

$$$$ Data

M. F.

C9H9BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8019

Database	Data ID
PubChem	24709084

M. W.

246.0762632

CAS

951884-08-5

Similarity

N/A

ID: 99930

4-(trifluoromethyl)benzohydrazide

$$$$ Data More

M. F.

C8H7F3N2O

Suppliers	Catalog Number
Sigma Aldrich	539171
ChemBridge	3020411
Alfa Aesar	L05724

Database	Data ID
PubChem	520662

M. W.

204.1491896

CAS

339-59-3

Similarity

N/A

ID: 99931

2-bromo-N-ethyl-5-fluorobenzamide

$$$$ Data

M. F.

C9H9BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8025

Database	Data ID
PubChem	24709433

M. W.

246.0762632

CAS

Similarity

N/A

ID: 99932

yttrium(3+) ion tris(1,1,1,5,5,5-hexafluoro-4-oxopent-2-en-2-olate)

$$$$ Data

M. F.

C15H3F18O6Y

Suppliers	Catalog Number
Alfa Aesar	14717
Apollo Scientific	PC8026

Database	Data ID
PubChem	5708907

M. W.

710.0578276

CAS

18911-76-7

Similarity

N/A

ID: 99933

4-(2-bromo-5-fluorobenzoyl)morpholine

$$$$ Data

M. F.

C11H11BrFNO2

Suppliers	Catalog Number
Apollo Scientific	PC8027

Database	Data ID
PubChem	24706180

M. W.

288.1129432

CAS

Similarity

N/A

ID: 99934

2-bromo-5-fluoro-N-phenylbenzamide

$$$$ Data

M. F.

C13H9BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8029

Database	Data ID
PubChem	9138299

M. W.

294.1190632

CAS

Similarity

N/A

ID: 99935

zinc(2+) ion tetrahydrate difluoride

$$$$ Data

M. F.

F2O4Zn

Suppliers	Catalog Number
Alfa Aesar	14127
Apollo Scientific	PC8029Y

Database	Data ID
PubChem	44717730

M. W.

167.3744064

CAS

13986-18-0

Similarity

N/A

ID: 99936

zinc(2+) ion difluoride

$$$$ Data

M. F.

F2Zn

Suppliers	Catalog Number
Alfa Aesar	11541 12986
Apollo Scientific	PC8030

Database	Data ID
PubChem	10129912

M. W.

103.3768064

CAS

7783-49-5

Similarity

N/A

ID: 99937

(4-carbamoyl-2-fluorophenyl)boronic acid

$$$$ Data

M. F.

C7H7BFNO3

Suppliers	Catalog Number
Apollo Scientific	PC8031

Database	Data ID
PubChem	44717720

M. W.

182.9447832

CAS

874289-22-2

Similarity

N/A

ID: 99938

zinc(2+) ion bis(1,1,1,5,5,5-hexafluoro-4-oxopent-2-en-2-olate) dihydrate

$$$$ Data

M. F.

C10H6F12O6Zn

Suppliers	Catalog Number
Alfa Aesar	39559
Apollo Scientific	PC8032

Database	Data ID
PubChem	5708908

M. W.

515.5118784

CAS

16743-33-2

Similarity

N/A

ID: 99939

2-bromo-5-fluoro-N-propylbenzamide

$$$$ Data

M. F.

C10H11BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8033

Database	Data ID
PubChem	24708222

M. W.

260.1028432

CAS

Similarity

N/A

ID: 99940

zinc(2+) ion ditrifluoromethanesulfonate

$$$$ Data

M. F.

C2F6O6S2Zn

Suppliers	Catalog Number
Sigma Aldrich	290068 96517
Alfa Aesar	L15969
Apollo Scientific	PC8034

Database	Data ID
Wikipedia	Zinc_trifluoromethanesulfonate
PubChem	104671

M. W.

363.5182192

CAS

54010-75-2

Similarity

N/A

ID: 99941

(2-chloro-1,1,1,3,3,3-hexafluoropropan-2-yl)benzene

$$$$ Data

M. F.

C9H5ClF6

Suppliers	Catalog Number
Apollo Scientific	PC8035

Database	Data ID
PubChem	2736598

M. W.

262.5794192

CAS

16878-50-5

Similarity

N/A

ID: 99942

1-(2-bromo-5-fluorobenzoyl)pyrrolidine

$$$$ Data

M. F.

C11H11BrFNO

Suppliers	Catalog Number
Apollo Scientific	PC8036

Database	Data ID
PubChem	24709222

M. W.

272.1135432

CAS

Similarity

N/A

ID: 99943

methyl 4-chloro-2-fluorobenzoate

$$$$ Data

M. F.

C8H6ClFO2

Suppliers	Catalog Number
Apollo Scientific	PC8037
Bide Pharmatech	BD251487

Database	Data ID
PubChem	2759832

M. W.

188.5834432

CAS

148893-72-5

Similarity

N/A

ID: 99944

methyl 5-bromo-4-chloro-2-fluorobenzoate

$$$$ Data

M. F.

C8H5BrClFO2

Suppliers	Catalog Number
Apollo Scientific	PC8038

Database	Data ID
PubChem	26986196

M. W.

267.4795032

CAS

951884-02-9

Similarity

N/A

ID: 99945

zirconium(4+) ion tetrafluoride

$$$$ Data

M. F.

F4Zr

Suppliers	Catalog Number
Alfa Aesar	11542 86112 39489
Apollo Scientific	PC8040

Database	Data ID
PubChem	10197871

M. W.

167.2176128

CAS

7783-64-4

Similarity

N/A

ID: 99946

2-amino-3,3,3-trifluoropropanoic acid

$$$$ Data More

M. F.

C3H4F3NO2

Suppliers	Catalog Number
Sigma Aldrich	307556
Apollo Scientific	PC8041
Enamine	EN300-96746

Database	Data ID
PubChem	2734920

M. W.

143.0645696

CAS

17463-43-3

Similarity

N/A

ID: 99947

4-fluoro-N,N-dimethyl-2-nitroaniline

$$$$ Data

M. F.

C8H9FN2O2

Suppliers	Catalog Number
Apollo Scientific	PC8048

Database	Data ID
PubChem	16440018

M. W.

184.1676632

CAS

69261-01-4

Similarity

N/A

ID: 99948

{4-[(4-fluorophenyl)sulfamoyl]phenyl}boronic acid

$$$$ Data

M. F.

C12H11BFNO4S

Suppliers	Catalog Number
Alfa Aesar	H54141
Apollo Scientific	PC8049
Bide Pharmatech	BD230483

Database	Data ID
PubChem	44717721

M. W.

295.0944432

CAS

957121-13-0

Similarity

N/A

ID: 99949

zirconium(4+) ion tetrakis(1,1,1-trifluoro-4-oxopent-2-en-2-olate)

$$$$ Data

M. F.

C20H16F12O8Zr

Suppliers	Catalog Number
Alfa Aesar	19276
Apollo Scientific	PC8050

Database	Data ID
PubChem	44717732

M. W.

703.5410784

CAS

17499-68-2

Similarity

N/A

ID: 99950

methyl N-[3-(trifluoromethyl)phenyl]carbamate

$$$$ Data

M. F.

C9H8F3NO2

Suppliers	Catalog Number
Apollo Scientific	PC8052

Database	Data ID
PubChem	140396

M. W.

219.1605296

CAS

18584-93-5

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