CompoundList
Sign in
Alkaloids

Pseudostrychnine

Also known as 16-hydroxystrychnine, (-)-pseudostrychnine, (4aR,5aR,8aS,13aS,15aS,15bR)-5a-hydroxy-2,4a,5,7,8,13a,15,15a,15b,16-decahydro4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinolin-14-one

CAS 465-62-3Formula C21H22N2O3Molar mass 350.42 g/mol
Get quotes Safety data
Pseudostrychnine chemical structure, C21H22N2O3, CAS 465-62-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
465-62-3
Formula
C21H22N2O3
Molar mass
350.42 g/mol
HS code
293979
Category
Alkaloids

What is Pseudostrychnine?

Plain description, key identifiers and synonyms

Pseudostrychnine is a monoterpenoid indole alkaloid that is strychnine in which the hydrogen at position 16 has been replaced by a hydroxy group. It has a role as a plant metabolite. It is an organic heteroheptacyclic compound, a monoterpenoid indole alkaloid, a hemiaminal and a delta-lactam. It is functionally related to a strychnine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4aR,5aR,8aS,13aS,15aS,15bR)-5a-hydroxy-2,4a,5,7,8,13a,15,15a,15b,16-decahydro4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinolin-14-one
CAS number
465-62-3
Molecular formula
C21H22N2O3
InChIKey
HCCFPODVEOBUMM-YOQTYQRRSA-N
InChI
InChI=1S/C21H22N2O3/c24-17-9-16-18-13-10-21(25)20(6-7-22(21)11-12(13)5-8-26-16)14-3-1-2-4-15(14)23(17)19(18)20/h1-5,13,16,18-19,25H,6-11H2/t13-,16-,18-,19-,20-,21+/m0/s1
Canonical SMILES
O=C1CC2OCC=C3CN4CCC56c7ccccc7N1C5C2C3CC46O
Isomeric SMILES
C1CN2CC3=CCO[C@H]4CC(=O)N5[C@H]6[C@H]4[C@H]3C[C@]2([C@@]61C7=CC=CC=C75)O

Synonyms

  • 16-hydroxystrychnine
  • (-)-pseudostrychnine
  • (4aR,5aR,8aS,13aS,15aS,15bR)-5a-hydroxy-2,4a,5,7,8,13a,15,15a,15b,16-decahydro4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinolin-14-one
  • (4aR,5aR,8aS,13aS,15aS,15bR)-5a-hydroxy-2,4a,5,7,8,13a,15,15a,15b,16-decahydro4,6-methanoindolo(3,2,1-ij)oxepino(2,3,4-de)pyrrolo(2,3-h)quinolin-14-one
  • (4aR,5aR,8aS,13aS,15aS,15bR)-5a-hydroxy-2,4a,5,7,8,13a,15,15a,15b,16-decahydro4,6-methanoindolo(3,2,1-ij)oxepino(2,3,4-de)pyrrolo(2,3-h)quinoline-14-one
  • (4aR,5aR,8aS,13aS,15aS,15bR)-5a-hydroxy-2,4a,5,7,8,13a,15,15a,15b,16-decahydro4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinoline-14-one
  • Strychnidin-10-one, 16-hydroxy-(9CI)
  • 16-Hydroxy-strychnine
  • psi-Strychnine
  • Strychnidin-10-one, 16-hydroxy-
  • 16-Hydroxystrychnidin-10-one

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
350.42 g/molcalc.
Exact mass
350.163 Dacalc.
LogP (octanol/water)
1.41calc.
Topological polar surface area
53.01 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
26calc.
Rings
7calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.57calc.
Formal charge
0calc.
Stereocentres
6calc.
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, O=C1CC2OCC=C3CN4CCC56c7ccccc7N1C5C2C3CC46

O=C1CC2OCC=C3CN4CCC56c7ccccc7N1C5C2C3CC46

7 rings, 25 atoms.

93 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.

Pseudostrychnine suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade Pseudostrychnine can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Pseudostrychnine price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Roles

  • eukaryotic metabolite
  • metabolite
  • plant metabolite

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 Pseudostrychnine is traded under.

HS 2939.79Indicative HS code

Alkaloids of vegetal origin, other than cocaine, ecgonine, salts, esters and other derivatives, not elsewhere…

World exports in 2024
$701M
+18.9% vs 2023, imports $830M
2019 to 2024
Top exporters
  1. Switzerland * partner reported25.3%
  2. Germany21.4%
  3. India * partner reported14.9%
Top importers
  1. United States20.9%
  2. Germany14.7%
  3. Italy14.6%

* Partner reported figures, a lower bound.

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

The HS code shown for Pseudostrychnine is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Pseudostrychnine?

Pseudostrychnine is a monoterpenoid indole alkaloid that is strychnine in which the hydrogen at position 16 has been replaced by a hydroxy group. It has a role as a plant metabolite. It is an organic heteroheptacyclic compound, a monoterpenoid indole alkaloid, a hemiaminal and a delta-lactam.

What is the CAS number of Pseudostrychnine?

The CAS registry number of Pseudostrychnine is 465-62-3.

What is the molecular formula and weight of Pseudostrychnine?

The molecular formula of Pseudostrychnine is C21H22N2O3 and its molar mass is 350.42 g/mol.

What is Pseudostrychnine used for?

Known uses and roles of Pseudostrychnine include eukaryotic metabolite, metabolite and plant metabolite.

Is Pseudostrychnine hazardous?

No GHS hazard classification for Pseudostrychnine 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 Pseudostrychnine?

Pseudostrychnine is usually classified under HS code 293979 (Alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pseudostrychnine?

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

What is the price of Pseudostrychnine?

Suppliers quote Pseudostrychnine 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 Pseudostrychnine

Get quotes for Pseudostrychnine

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Pseudostrychnine
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Pseudostrychnine with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/pseudostrychnine-465-62-3" title="Pseudostrychnine structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Alkaloids or HS code 293979

Price on request
Free quotes, contact stays private
Get quotes