Chembase list of 866358 unique molecular structures

$$$$ Data

M. F.

C10H22S

Suppliers	Catalog Number
MP Biomedicals	05203997
Alfa Aesar	L04649

Database	Data ID
PubChem	13382

M. W.

174.34668

CAS

872-10-6

Similarity

N/A

ID: 107502

1,2-dihydroanthracene-9,10-dicarboxylic acid

$$$$ Data

M. F.

C16H12O4

Suppliers	Catalog Number
MP Biomedicals	05204001

Database	Data ID
PubChem	25113366

M. W.

268.26408

CAS

Similarity

N/A

ID: 107503

1-(hexane-1-sulfinyl)hexane

$$$$ Data

M. F.

C12H26OS

Suppliers	Catalog Number
MP Biomedicals	05204004

Database	Data ID
PubChem	16593

M. W.

218.39924

CAS

2180-20-3

Similarity

N/A

ID: 107504

tris(4-methoxyphenyl)phosphane

$$$$ Data

M. F.

C21H21O3P

Suppliers	Catalog Number
Sigma Aldrich	395102
MP Biomedicals	05204005
Alfa Aesar	A15596

Database	Data ID
PubChem	70071

M. W.

352.363401

CAS

855-38-9

Similarity

N/A

ID: 107505

5,6-dihydropyrimidine-2,4-diol

$$$$ Data

M. F.

C4H6N2O2

Suppliers	Catalog Number
MP Biomedicals	05204007

Database	Data ID
PubChem	649

M. W.

114.10264

CAS

Similarity

N/A

ID: 107506

2,5-dimethoxy-2,5-dihydrofuran

$$$$ Data More

M. F.

C6H10O3

Suppliers	Catalog Number
Sigma Aldrich	D134104
MP Biomedicals	05204008
Alfa Aesar	B25028

Database	Data ID
PubChem	78974

M. W.

130.1418

CAS

332-77-4

Similarity

N/A

ID: 107507

3-methyl-3-[(3-methylpentan-3-yl)disulfanyl]pentane

$$$$ Data

M. F.

C12H26S2

Suppliers	Catalog Number
MP Biomedicals	05204009

Database	Data ID
PubChem	24884333

M. W.

234.46484

CAS

Similarity

N/A

ID: 107508

4-[(4-oxocyclohexa-2,5-dien-1-ylidene)amino]phenyl acetate

$$$$ Data

M. F.

C14H11NO3

Suppliers	Catalog Number
MP Biomedicals	05204011

Database	Data ID
PubChem	82195

M. W.

241.24204

CAS

7761-80-0

Similarity

N/A

ID: 107509

1,3-bis(heptanoyloxy)propan-2-yl heptanoate

$$$$ Data

M. F.

C24H44O6

Suppliers	Catalog Number
Sigma Aldrich	92855
MP Biomedicals	05204019

Database	Data ID
Wikipedia	Triheptanoin
PubChem	69286

M. W.

428.60256

CAS

620-67-7

Similarity

N/A

ID: 107510

(iodomethyl)trimethylsilane

$$$$ Data

M. F.

C4H11ISi

Suppliers	Catalog Number
Sigma Aldrich	220302 57903
MP Biomedicals	05204024

Database	Data ID
PubChem	77877

M. W.

214.12011

CAS

4206-67-1

Similarity

N/A

ID: 107511

naphthalene-1,5-diol

$$$$ Data More

M. F.

C10H8O2

Suppliers	Catalog Number
Sigma Aldrich	D115606 37730
MP Biomedicals	05204028
Alfa Aesar	L04599

Database	Data ID
PubChem	6749

M. W.

160.16932

CAS

83-56-7

Similarity

N/A

ID: 107512

(2R,3R)-3,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-o...

$$$$ Data

M. F.

C15H12O7

Suppliers	Catalog Number
BioBioPha	BBP01845
MP Biomedicals	05204030

Database	Data ID
PubChem	6708707

M. W.

304.25158

CAS

4382-33-6

Similarity

N/A

ID: 107513

ethyl 2-bromoacetate

$$$$ Data More

M. F.

C4H7BrO2

Suppliers	Catalog Number
Sigma Aldrich	133973 17020
MP Biomedicals	05204032
Alfa Aesar	A10448

Database	Data ID
Wikipedia	Ethyl_bromoacetate
PubChem	7748

M. W.

167.00118

CAS

26973-80-8

Similarity

N/A

ID: 107514

2,3-dimethylbutane

$$$$ Data

M. F.

C6H14

Suppliers	Catalog Number
Sigma Aldrich	D151602 39770 39760
MP Biomedicals	05204035
Alfa Aesar	B22223

Database	Data ID
Wikipedia	2,3-Dimethylbutane
PubChem	6589

M. W.

86.17536

CAS

79-29-8

Similarity

N/A

ID: 107515

didodecyl phosphonate

$$$$ Data

M. F.

C24H51O3P

Suppliers	Catalog Number
Sigma Aldrich	D128007
MP Biomedicals	05204037
A&J Pharmtech	AJA-O8948 AJA-O8083

Database	Data ID
PubChem	6327798

M. W.

418.633701

CAS

21302-09-0

Similarity

N/A

ID: 107516

(4-aminobutyl)bis(propan-2-yl)amine

$$$$ Data

M. F.

C10H24N2

Suppliers	Catalog Number
MP Biomedicals	05204039

Database	Data ID
PubChem	15365351

M. W.

172.31096

CAS

Similarity

N/A

ID: 107517

dimethyl oxalate

$$$$ Data More

M. F.

C4H6O4

Suppliers	Catalog Number
Sigma Aldrich	135623 75752
MP Biomedicals	05204051
Alfa Aesar	A15359

Database	Data ID
Wikipedia	Dimethyl_oxalate
PubChem	11120

M. W.

118.08804

CAS

553-90-2

Similarity

N/A

ID: 107518

5,5-dimethyl-1,3-oxazolidine-2,4-dione

$$$$ Data More

M. F.

C5H7NO3

Suppliers	Catalog Number
Sigma Aldrich	D7631
MP Biomedicals	05204052
Alfa Aesar	A10714

Database	Data ID
PubChem	3081

M. W.

129.11398

CAS

695-53-4

Similarity

N/A

ID: 107519

2,3-dimethylhexan-2-ol

$$$$ Data

M. F.

C8H18O

Suppliers	Catalog Number
MP Biomedicals	05204053

Database	Data ID
PubChem	137270

M. W.

130.22792

CAS

19550-03-9

Similarity

N/A

ID: 107520

(1R,2S)-1,2-dimethylcyclohexane

$$$$ Data

M. F.

C8H16

Suppliers	Catalog Number
Sigma Aldrich	290637
MP Biomedicals	05204054
Alfa Aesar	31467

Database	Data ID
PubChem	16628

M. W.

112.21264

CAS

2207-01-4

Similarity

N/A

ID: 107521

2,4-dimethylpentan-2-ol

$$$$ Data

M. F.

C7H16O

Suppliers	Catalog Number
MP Biomedicals	05204056
Alfa Aesar	L08795

Database	Data ID
PubChem	12235

M. W.

116.20134

CAS

625-06-9

Similarity

N/A

ID: 107522

(2S,3R,4R,5R)-6-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]o...

$$$$ Data

M. F.

C12H24O11

Suppliers	Catalog Number
MP Biomedicals	05204064

Database	Data ID
PubChem	94169

M. W.

344.31236

CAS

534-73-6

Similarity

N/A

ID: 107523

2,5-dimethyl-1,3-benzothiazole

$$$$ Data

M. F.

C9H9NS

Suppliers	Catalog Number
Sigma Aldrich	108839 39615
MP Biomedicals	05204066
Alfa Aesar	A14830

Database	Data ID
PubChem	7227

M. W.

163.23946

CAS

95-26-1

Similarity

N/A

ID: 107524

2,5-dimethylcyclohexa-2,5-diene-1,4-dione

$$$$ Data

M. F.

C8H8O2

Suppliers	Catalog Number
Sigma Aldrich	39579
MP Biomedicals	05204070

Database	Data ID
PubChem	8718

M. W.

136.14792

CAS

137-18-8

Similarity

N/A

ID: 107525

3,6-dimethyloctan-3-ol

$$$$ Data

M. F.

C10H22O

Suppliers	Catalog Number
MP Biomedicals	05204072

Database	Data ID
PubChem	9027

M. W.

158.28108

CAS

151-19-9

Similarity

N/A

ID: 107526

3,7-dimethyloctan-3-ol

$$$$ Data

M. F.

C10H22O

Suppliers	Catalog Number
Sigma Aldrich	309915
MP Biomedicals	05204073
Bide Pharmatech	BD153491

Database	Data ID
PubChem	6548

M. W.

158.28108

CAS

78-69-3

Similarity

N/A

ID: 107527

3,4-dimethylpent-1-yn-3-ol

$$$$ Data

M. F.

C7H12O

Suppliers	Catalog Number
MP Biomedicals	05204076
Alfa Aesar	A19906

Database	Data ID
PubChem	95483

M. W.

112.16958

CAS

1482-15-1

Similarity

N/A

ID: 107528

[2-(dimethylamino)ethyl](ethyl)amine

$$$$ Data

M. F.

C6H16N2

Suppliers	Catalog Number
Sigma Aldrich	126985
MP Biomedicals	05204077
Alfa Aesar	L03180

Database	Data ID
PubChem	67162

M. W.

116.20464

CAS

123-83-1

Similarity

N/A

ID: 107529

2-ethyl-4,5-dimethylphenol

$$$$ Data

M. F.

C10H14O

Suppliers	Catalog Number
MP Biomedicals	05204078

Database	Data ID
Wikipedia	2-Ethyl-4,5-dimethylphenol
PubChem	247477

M. W.

150.21756

CAS

2219-78-5

Similarity

N/A

ID: 107530

1,3-dimethylnaphthalene

$$$$ Data

M. F.

C12H12

Suppliers	Catalog Number
Sigma Aldrich	D170208 40780 36914
MP Biomedicals	05204082

Database	Data ID
PubChem	11327

M. W.

156.22368

CAS

575-41-7

Similarity

N/A

ID: 107531

diammonium hydrate hydrogen phosphite

$$$$ Data

M. F.

H11N2O4P

Suppliers	Catalog Number
MP Biomedicals	05204086

Database	Data ID
PubChem	25021251

M. W.

134.072101

CAS

51503-61-8

Similarity

N/A

ID: 107532

tetraammonium dioxo(phosphonato)molybdenumbis(olate)

$$$$ Data

M. F.

H16MoN4O7P

Suppliers	Catalog Number
MP Biomedicals	05204087

Database	Data ID
PubChem	21863161

M. W.

311.083401

CAS

12026-66-3

Similarity

N/A

ID: 107533

5-aminonaphthalen-1-ol

$$$$ Data

M. F.

C10H9NO

Suppliers	Catalog Number
Sigma Aldrich	376469
MP Biomedicals	05204091 05210096
InterBioScreen	BB_SC-2780

Database	Data ID
PubChem	65746

M. W.

159.18456

CAS

83-55-6

Similarity

N/A

ID: 107534

4-amino-1,2-dihydropyridine-2-thione

$$$$ Data

M. F.

C5H6N2S

Suppliers	Catalog Number
MP Biomedicals	05204093

Database	Data ID
PubChem	15089585

M. W.

126.17954

CAS

Similarity

N/A

ID: 107535

diammonium decanedioate

$$$$ Data

M. F.

C10H24N2O4

Suppliers	Catalog Number
MP Biomedicals	05204096

Database	Data ID
PubChem	25021252

M. W.

236.30856

CAS

19402-63-2

Similarity

N/A

ID: 107536

diammonium 2,3-dihydroxybutanedioate

$$$$ Data

M. F.

C4H12N2O6

Suppliers	Catalog Number
MP Biomedicals	05204097
Alfa Aesar	17658

Database	Data ID
PubChem	2724224

M. W.

184.14788

CAS

3164-29-2

Similarity

N/A

ID: 107537

diammonium hydrogen arsorate

$$$$ Data

M. F.

AsH9N2O4

Suppliers	Catalog Number
MP Biomedicals	05204098

Database	Data ID
Wikipedia	Ammonium_arsenate
PubChem	24574

M. W.

176.00406

CAS

7784-44-3

Similarity

N/A

ID: 107538

[ethyl(phenyl)phosphoroso]benzene

$$$$ Data

M. F.

C14H15OP

Suppliers	Catalog Number
Sigma Aldrich	454419
MP Biomedicals	05204100

Database	Data ID
PubChem	74423

M. W.

230.242061

CAS

1733-57-9

Similarity

N/A

ID: 107539

diammonium dioxotungstenbis(olate)

$$$$ Data

M. F.

H8N2O4W

Suppliers	Catalog Number
MP Biomedicals	05204104

Database	Data ID
PubChem	3084095

M. W.

283.91452

CAS

11120-25-5

Similarity

N/A

ID: 107540

diammonium hexafluorotitaniumdiuide

$$$$ Data

M. F.

F6H8N2Ti

Suppliers	Catalog Number
Sigma Aldrich	204749
MP Biomedicals	05204106

Database	Data ID
PubChem	11321546

M. W.

197.9343392

CAS

16962-40-6

Similarity

N/A

ID: 107541

4-carboxy-2-oxobutan-1-aminium chloride

$$$$ Data

M. F.

C5H10ClNO3

Suppliers	Catalog Number
MP Biomedicals	05204108

Database	Data ID
PubChem	9815326

M. W.

167.5908

CAS

5451-09-2

Similarity

N/A

ID: 107542

9,10-dioxo-9,10-dihydroanthracene-1-diazonium chloride

$$$$ Data

M. F.

C14H7ClN2O2

Suppliers	Catalog Number
MP Biomedicals	05204120

Database	Data ID
PubChem	27657

M. W.

270.67058

CAS

16048-40-1

Similarity

N/A

ID: 107543

1-chloropentane

$$$$ Data

M. F.

C5H11Cl

Suppliers	Catalog Number
Sigma Aldrich	238376 25769 25770
MP Biomedicals	05204121
Alfa Aesar	B24733

Database	Data ID
Wikipedia	1-Chloropentane
PubChem	10977

M. W.

106.59384

CAS

543-59-9

Similarity

N/A

ID: 107544

4-[(4-aminophenyl)(4-imino-3-methylcyclohexa-2,5-dien-1-ylidene)methyl]aniline h...

$$$$ Data

M. F.

C20H20ClN3

Suppliers	Catalog Number
MP Biomedicals	05204125

Database	Data ID
PubChem	12447

M. W.

337.8459

CAS

109-43-3

Similarity

N/A

ID: 107545

1-iodopentane

$$$$ Data More

M. F.

C5H11I

Suppliers	Catalog Number
Sigma Aldrich	241946 58010
MP Biomedicals	05204129
Alfa Aesar	B20781

Database	Data ID
PubChem	12335

M. W.

198.04531

CAS

628-17-1

Similarity

N/A

ID: 107546

pentyl 2-methylpropanoate

$$$$ Data

M. F.

C9H18O2

Suppliers	Catalog Number
MP Biomedicals	05204130

Database	Data ID
PubChem	75554

M. W.

158.23802

CAS

2445-72-9

Similarity

N/A

ID: 107547

barium(2+) ion 2,3-dihydroxybutanedioate

$$$$ Data

M. F.

C4H4BaO6

Suppliers	Catalog Number
MP Biomedicals	05204132
Alfa Aesar	A19604

Database	Data ID
PubChem	6453753

M. W.

285.39796

CAS

5908-81-6

Similarity

N/A

ID: 107548

barium(2+) ion bis(cyanosulfanide) trihydrate

$$$$ Data

M. F.

C2H6BaN2O3S2

Suppliers	Catalog Number
MP Biomedicals	05204133

Database	Data ID
PubChem	25021285

M. W.

307.53764

CAS

2092-17-3

Similarity

N/A

ID: 107549

(4S)-2-(6-oxo-2,6-dihydro-1,3-benzothiazol-2-ylidene)-1,3-thiazolidine-4-carboxy...

$$$$ Data

M. F.

C11H8N2O3S2

Suppliers	Catalog Number
MP Biomedicals	05204134

Database	Data ID
PubChem	5459882

M. W.

280.32282

CAS

2591-17-5

Similarity

N/A

ID: 107550

barium(2+) ion selenite

$$$$ Data

M. F.

BaO3Se

Suppliers	Catalog Number
Sigma Aldrich	280291
MP Biomedicals	05204139
Alfa Aesar	A17451

Database	Data ID
PubChem	166893

M. W.

264.2852

CAS

13718-59-7

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