chempirical
Tools
Molecules
Reactions
Blog
Search compounds, tools…
Ctrl
K
Sign in
Compound database
Compounds similar to this structure
O
N
N
H
N
H
N
O
O
H
O
CCCCCCOC(C)c1c(C)c2cc3nc(c4c5[nH]c(cc6nc(cc1[nH]2)C(C)=C6CC)c(C)c5C(=O)C4)[C@@H](CCC(=O)O)[C@@H]3C
Edit in Covalent
6 compounds score at least 30 % on Tanimoto similarity of circular fingerprints, most similar first.
Search
Aryl halide
10,422
Ether
8,559
Carboxylic acid
7,739
Primary amine
6,360
Alcohol
6,053
Ester
5,501
Alkyl halide
4,921
Alkene
4,917
Phenol
3,983
Ketone
3,601
Tertiary amine
3,165
Amide
2,910
Show all 52
Secondary amine
2,877
Nitro
2,369
Carbamate
1,782
Nitrile
1,781
Acetal
1,473
Aldehyde
1,431
Sulfide
1,227
Lactam
1,160
Sulfonic acid
829
Boronic acid
660
Sulfonamide
565
Lactone
523
Thiol
511
Alkyne
438
Phosphate
435
Acyl halide
423
Quaternary ammonium
361
Guanidine
335
Sulfone
322
Epoxide
299
Boronic ester
273
Silyl ether
266
Oxime
247
Phosphine
234
Vinyl halide
230
Azo
229
Imine
229
Hydrazone
196
Isothiocyanate
189
Amidine
187
Acid anhydride
184
Urea
180
Phosphonate
175
Isocyanate
165
Disulfide
159
Sulfonate ester
141
Carbonate
136
Sulfoxide
63
Peroxide
62
Azide
52
O
N
N
H
N
H
N
O
O
H
O
2-(1-Hexyloxyethyl)-2-devinyl pyropheophorbide-A
149402-51-7
100 % similar
N
N
H
N
N
H
O
O
O
H
Pyropheophorbide A
24533-72-0
70 % similar
N
O
O
H
N
H
N
N
H
O
O
H
O
O
H
Chlorin E6
19660-77-6
62 % similar
O
H
O
N
H
N
N
H
N
O
H
H
O
O
H
O
Hematoporphyrin
14459-29-1
37 % similar
O
H
O
N
H
N
N
H
N
O
H
H
O
O
H
O
H
Cl
H
Cl
Hematoporphyrin dihydrochloride
17696-69-4
36 % similar
N
H
N
N
H
N
O
O
H
O
O
H
Protoporphyrin IX
553-12-8
32 % similar