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© Melvin Olsson 2025–2026
Data: IAEA & PubChem

Boldine

C₁₉H₂₁NO₄·327.400 g/mol·CID 10154

IUPAC: (6aS)-1,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-2,9-diol

Also known as: 476-70-0, (S)-Boldine, (+)-Boldine, 1,10-Dimethoxy-2,9-dihydroxyaporphine, DTXSID40883394 (+14 more)

2D structure of Boldine

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

327.400g/mol

Exact Mass

327.147058Da

Monoisotopic Mass

327.147058Da

XLogP

2.7

Polar Surface Area

62.2Ų

Complexity

461

Formal Charge

0

H-Bond Donors

2

H-Bond Acceptors

5

Rotatable Bonds

2

Heavy Atoms

24

Stereo Centers

1

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 327.4 g/mol
MW ≤ 500
✓ 2.7
LogP ≤ 5
✓ 2
H-bond donors ≤ 5
✓ 5
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

GHS Hazard Classification

Warning
Irritant
Irritant
Hazards
  • H302Harmful if swallowed

Source: PubChem GHS Classification. Always consult the SDS for handling.

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/C19H21NO4/c1-20-5-4-10-7-15(22)19(24-3)18-12-9-16(23-2)14(21)8-11(12)6-13(20)17(10)18/h7-9,13,21-22H,4-6H2,1-3H3/t13-/m0/s1

Isomers8 compounds with formula C₁₉H₂₁NO₄

2D structure of (4R,4aS,7aR,12bS)-4a,9-dihydroxy-3-prop-2-enyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one

(4R,4aS,7aR,12bS)-4a,9-dihydroxy-3-prop-2-enyl-2,4,5,6,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-one

CID 5284596 · 327.4 g/mol

2D structure of [(4R,4aR,7S,7aR,12bS)-9-hydroxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-yl] acetate

[(4R,4aR,7S,7aR,12bS)-9-hydroxy-3-methyl-2,4,4a,7,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinolin-7-yl] acetate

CID 5462507 · 327.4 g/mol

2D structure of (1S,9R)-3-hydroxy-4,13-dimethoxy-17-methyl-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5,10,13-pentaen-12-one

(1S,9R)-3-hydroxy-4,13-dimethoxy-17-methyl-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5,10,13-pentaen-12-one

CID 5408233 · 327.4 g/mol

2D structure of (13aS)-3,9-dimethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline-2,10-diol

(13aS)-3,9-dimethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline-2,10-diol

CID 6917970 · 327.4 g/mol

2D structure of (13aS)-3,10-dimethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline-2,9-diol

(13aS)-3,10-dimethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline-2,9-diol

CID 439654 · 327.4 g/mol

2D structure of 3,10-dimethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline-2,9-diol

3,10-dimethoxy-6,8,13,13a-tetrahydro-5H-isoquinolino[2,1-b]isoquinoline-2,9-diol

CID 22955 · 327.4 g/mol

2D structure of 1,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-2,9-diol

1,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-2,9-diol

CID 248507 · 327.4 g/mol

2D structure of (6aS)-2,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-1,9-diol

(6aS)-2,10-dimethoxy-6-methyl-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinoline-1,9-diol

CID 133323 · 327.4 g/mol

External Resources

PubChem ↗Wikipedia ↗