CompoundList
Sign in
Steroids and sterols

Buxtamine

Also known as Cyclobuxoxine, 16alpha-Hydroxy-14-methyl-3beta-methylamino-4-methylene-9,19-cyclo-5alpha-pregnan-20-one, 1-[(1S,3R,6S,8R,11S,12S,14R,15R,16R)-14-hydroxy-12,16-dimethyl-6-(methylamino)-7-methylidene-15-pentacyclo[9.7.0.01,3.03,8.012,16]octadecanyl]ethanone

CAS 4236-73-1Formula C24H37NO2Molar mass 371.57 g/mol
2 suppliers listed
Get quotes Compare 2 suppliers
Buxtamine chemical structure, C24H37NO2, CAS 4236-73-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4236-73-1
Formula
C24H37NO2
Molar mass
371.57 g/mol
HS code
292250
Category
Steroids and sterols

What is Buxtamine?

Plain description, key identifiers and synonyms

1-[(1S,3R,6S,8R,11S,12S,14R,15R,16R)-14-hydroxy-12,16-dimethyl-6-(methylamino)-7-methylidenepentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-15-yl]ethanone has been reported in Buxus microphylla, Buxus wallichiana, and Buxus sempervirens.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-[(1S,3R,6S,8R,11S,12S,14R,15R,16R)-14-hydroxy-12,16-dimethyl-6-(methylamino)-7-methylidene-15-pentacyclo[9.7.0.01,3.03,8.012,16]octadecanyl]ethanone
CAS number
4236-73-1
Molecular formula
C24H37NO2
InChIKey
KTASKRCJBXZGMH-WMYNZDBHSA-N
InChI
InChI=1S/C24H37NO2/c1-14-16-6-7-19-22(4)12-18(27)20(15(2)26)21(22,3)10-11-24(19)13-23(16,24)9-8-17(14)25-5/h16-20,25,27H,1,6-13H2,2-5H3/t16-,17-,18+,19-,20-,21+,22-,23+,24-/m0/s1
Canonical SMILES
C=C1C(NC)CCC23CC24CCC2(C)C(C(C)=O)C(O)CC2(C)C4CCC13
Isomeric SMILES
CC(=O)[C@H]1[C@@H](C[C@@]2([C@@]1(CC[C@]34[C@H]2CC[C@@H]5[C@]3(C4)CC[C@@H](C5=C)NC)C)C)O

Synonyms

  • Cyclobuxoxine
  • 16alpha-Hydroxy-14-methyl-3beta-methylamino-4-methylene-9,19-cyclo-5alpha-pregnan-20-one
  • 1-[(1S,3R,6S,8R,11S,12S,14R,15R,16R)-14-hydroxy-12,16-dimethyl-6-(methylamino)-7-methylidene-15-pentacyclo[9.7.0.01,3.03,8.012,16]octadecanyl]ethanone
  • Buxtauin M (Buxtamine)

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
371.57 g/molcalc.
Exact mass
371.2824 Dacalc.
LogP (octanol/water)
4.1calc.
Topological polar surface area
49.33 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
2calc.
Heavy atoms
27calc.
Rings
5calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.88calc.
Formal charge
0calc.
Stereocentres
9calc.
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, C=C1CCCC23CC24CCC2CCCC2C4CCC13

C=C1CCCC23CC24CCC2CCCC2C4CCC13

5 rings, 19 atoms.

4 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.

Buxtamine suppliers

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

All 2 suppliers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

2 suppliers in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Buxtamine 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Buxtamine is traded under.

HS 2922.50Indicative HS code

Amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function

World exports in 2024
$3.29B
−5.9% vs 2023, imports $3.19B
2019 to 2024
Top exporters
  1. China39.2%
  2. United Kingdom27.1%
  3. India * partner reported4.8%
Top importers
  1. United States20.7%
  2. Germany7.6%
  3. Italy6.6%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Buxtamine?

1-[(1S,3R,6S,8R,11S,12S,14R,15R,16R)-14-hydroxy-12,16-dimethyl-6-(methylamino)-7-methylidenepentacyclo[9.7.0.0¹,³.0³,⁸.0¹²,¹⁶]octadecan-15-yl]ethanone has been reported in Buxus microphylla, Buxus wallichiana, and Buxus sempervirens.

What is the CAS number of Buxtamine?

The CAS registry number of Buxtamine is 4236-73-1.

What is the molecular formula and weight of Buxtamine?

The molecular formula of Buxtamine is C24H37NO2 and its molar mass is 371.57 g/mol.

Is Buxtamine hazardous?

No GHS hazard classification for Buxtamine 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 Buxtamine?

Buxtamine is usually classified under HS code 292250 (Amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Buxtamine?

CompoundList lists 2 suppliers of Buxtamine in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Buxtamine?

Suppliers quote Buxtamine 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 Buxtamine

Get quotes for Buxtamine

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Buxtamine
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 Buxtamine 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/buxtamine-4236-73-1" title="Buxtamine 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 Steroids and sterols or HS code 292250

2 suppliers
Free quotes, contact stays private
Get quotes