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Heterocyclic building blocks

Dinapsoline

Also known as 8,9-dihydroxy-2,3,7,11b-tetrahydro-1H-napth(1,2,3-de)isoquinoline, (-)-(R)-Dinapsoline, (S)-2,3,7,11b-Tetrahydro-1H-dibenzo[de,h]isoquinoline-8,9-diol

CAS 221032-27-5Formula C16H15NO2Molar mass 253.30 g/mol
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Dinapsoline chemical structure, C16H15NO2, CAS 221032-27-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
221032-27-5
Formula
C16H15NO2
Molar mass
253.30 g/mol
HS code
293399
Category
Heterocyclic building blocks

What is Dinapsoline?

Plain description, key identifiers and synonyms

Dinapsoline is a chemical substance with the molecular formula C16H15NO2 and a molar mass of 253.30 g/mol. Its CAS registry number is 221032-27-5. The IUPAC name is (1S)-15-azatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,9(17),10,12-hexaene-5,6-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1S)-15-azatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,9(17),10,12-hexaene-5,6-diol
CAS number
221032-27-5Other or deprecated CAS: 458563-40-1, 679433-68-2
Molecular formula
C16H15NO2
UNII
GZ9XC6C5P9
InChIKey
ZQTSNGJHMUKLOM-ZDUSSCGKSA-N
InChI
InChI=1S/C16H15NO2/c18-14-5-4-11-12(16(14)19)6-9-2-1-3-10-7-17-8-13(11)15(9)10/h1-5,13,17-19H,6-8H2/t13-/m0/s1
Canonical SMILES
Oc1ccc2c(c1O)Cc1cccc3c1C2CNC3
Isomeric SMILES
C1[C@H]2C3=C(CC4=C2C(=CC=C4)CN1)C(=C(C=C3)O)O

Synonyms

  • 8,9-dihydroxy-2,3,7,11b-tetrahydro-1H-napth(1,2,3-de)isoquinoline
  • (-)-(R)-Dinapsoline
  • (S)-2,3,7,11b-Tetrahydro-1H-dibenzo[de,h]isoquinoline-8,9-diol
  • 8,9-Dihydroxy-2,3,7,11b-tetrahydro-1H-naph(1,2,3-de)isoquinoline
  • 1H-Dibenz(de,H)isoquinoline-8,9-diol, 2,3,7,11b-tetrahydro-, (11bR)-
  • (1S)-15-azatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,9(17),10,12-hexaene-5,6-diol
  • (+)-dinapsoline
  • Dinapsoline, (+/-)
  • 2,3,7,11b-Tetrahydro-1H-dibenzo[de,h]isoquinoline-8,9-diol
  • Dinapsoline, (R)(+)
  • (11bS)-2,3,7,11b-Tetrahydro-1H-dibenzo[de,h]isoquinoline-8,9-diol

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
253.30 g/molcalc.
Exact mass
253.1103 Dacalc.
LogP (octanol/water)
2.24calc.
Topological polar surface area
52.49 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
0calc.
Heavy atoms
19calc.
Rings
4calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.25calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc2c(c1)Cc1cccc3c1C2CNC3

c1ccc2c(c1)Cc1cccc3c1C2CNC3

4 rings, 17 atoms.

No other chemical in our database has this scaffold.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Dinapsoline suppliers

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Dinapsoline price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Dinapsoline is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Dinapsoline is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dinapsoline, based on the data on this page

What is Dinapsoline?

Dinapsoline is a chemical substance with the molecular formula C16H15NO2 and a molar mass of 253.30 g/mol. Its CAS registry number is 221032-27-5. The IUPAC name is (1S)-15-azatetracyclo[7.7.1.02,7.013,17]heptadeca-2(7),3,5,9(17),10,12-hexaene-5,6-diol.

What is the CAS number of Dinapsoline?

The CAS registry number of Dinapsoline is 221032-27-5. Other or deprecated CAS numbers: 458563-40-1, 679433-68-2.

What is the molecular formula and weight of Dinapsoline?

The molecular formula of Dinapsoline is C16H15NO2 and its molar mass is 253.30 g/mol.

What is Dinapsoline used for?

Known uses and roles of Dinapsoline include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Dinapsoline hazardous?

No GHS hazard classification for Dinapsoline is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Dinapsoline?

Dinapsoline is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dinapsoline?

Post a free request on CompoundList and suppliers of Dinapsoline will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Dinapsoline?

Suppliers quote Dinapsoline on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Dinapsoline

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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