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Screening compounds

Stylopin

Also known as (-)-Stylopine, l-Stylopine, Coptisine, tetrahydro-

CAS 2884-83-5Formula C19H17NO4Molar mass 323.35 g/mol
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Stylopin chemical structure, C19H17NO4, CAS 2884-83-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2884-83-5
Formula
C19H17NO4
Molar mass
323.35 g/mol
HS code
293499
Category
Screening compounds

What is Stylopin?

Plain description, key identifiers and synonyms

(R)-stylopine has been reported in Corydalis cornuta, Corydalis saxicola, and other organisms.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1R)-5,7,17,19-tetraoxa-13-azahexacyclo[11.11.0.02,10.04,8.015,23.016,20]tetracosa-2,4(8),9,15(23),16(20),21-hexaene
CAS number
2884-83-5Other or deprecated CAS: 4312-32-7, 84-39-9
Molecular formula
C19H17NO4
UNII
J0JS75Q12Z
InChIKey
UXYJCYXWJGAKQY-OAHLLOKOSA-N
InChI
InChI=1S/C19H17NO4/c1-2-16-19(24-10-21-16)14-8-20-4-3-12-6-17-18(23-9-22-17)7-13(12)15(20)5-11(1)14/h1-2,6-7,15H,3-5,8-10H2/t15-/m1/s1
Canonical SMILES
c1cc2c(c3c1CC1c4cc5c(cc4CCN1C3)OCO5)OCO2
Isomeric SMILES
C1CN2CC3=C(C[C@@H]2C4=CC5=C(C=C41)OCO5)C=CC6=C3OCO6

Synonyms

  • (-)-Stylopine
  • l-Stylopine
  • Coptisine, tetrahydro-
  • (S)-Stylopin
  • 2,3:9,10-Bis(methylenedioxy)-13a-alpha-berbine
  • (R)-stylopine
  • Stylopine (VAN)
  • (+)-Stylopine
  • Stylopine
  • (+-)-Tetrahydrocoptisine
  • 13a-alpha-BERBINE, 2,3:9,10-BIS(METHYLENEDIOXY)-
  • 4H-Bis(1,3)benzodioxolo(5,6-a:4',5'-g)quinolizine, 6,7,12b,13-tetrahydro-, (S)-
  • (1R)-5,7,17,19-tetraoxa-13-azahexacyclo[11.11.0.02,10.04,8.015,23.016,20]tetracosa-2,4(8),9,15(23),16(20),21-hexaene
  • Berbine, 2,3:9,10-bis(methylenedioxy)-, (+-)-
  • 13A.alpha.-berbine, 2,3:9,10-bis(methylenedioxy)-
  • 4H-Bis(1,3)benzodioxolo(5,6-a:4',5'-g)quinolizine, 6,7,12b,13-tetrahydro-
  • 4H-Bis(1,3)benzodioxolo(5,6-a:4',5'-g)quinolizine, 6,7,12b,13-tetrahydro-, (+-)-
  • (R)-6,7,12b,13-tetrahydro-4H-[1,3]dioxolo[4',5':7,8]isoquinolino[3,2-a][1,3]dioxolo[4,5-g]isoquinoline

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
323.35 g/molcalc.
Exact mass
323.1158 Dacalc.
LogP (octanol/water)
2.8calc.
Topological polar surface area
40.16 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
0calc.
Heavy atoms
24calc.
Rings
6calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.37calc.
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, c1cc2c(c3c1CC1c4cc5c(cc4CCN1C3)OCO5)OCO2

c1cc2c(c3c1CC1c4cc5c(cc4CCN1C3)OCO5)OCO2

6 rings, 24 atoms, the (±)-Stylopine ring system.

9 other chemicals share 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.

Stylopin suppliers

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Stylopin 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 Stylopin is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Stylopin?

(R)-stylopine has been reported in Corydalis cornuta, Corydalis saxicola, and other organisms.

What is the CAS number of Stylopin?

The CAS registry number of Stylopin is 2884-83-5. Other or deprecated CAS numbers: 4312-32-7, 84-39-9.

What is the molecular formula and weight of Stylopin?

The molecular formula of Stylopin is C19H17NO4 and its molar mass is 323.35 g/mol.

What is Stylopin used for?

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

Is Stylopin hazardous?

No GHS hazard classification for Stylopin 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 Stylopin?

Stylopin is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Stylopin?

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What is the price of Stylopin?

Suppliers quote Stylopin 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 Stylopin

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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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