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Impurities and reference standards

Dihydrocholesterol

Also known as 5alpha-Cholestan-3beta-ol, Zymostanol, beta-Cholestanol

CAS 80-97-7Formula C27H48OMolar mass 388.68 g/molEC 201-315-8
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Dihydrocholesterol chemical structure, C27H48O, CAS 80-97-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
80-97-7
Formula
C27H48O
Molar mass
388.68 g/mol
EC number
201-315-8
HS code
290613
Category
Impurities and reference standards

What is Dihydrocholesterol?

Plain description, key identifiers and synonyms

(5alpha)-cholestan-3beta-ol is a cholestanoid that is (5alpha)-cholestane substituted by a beta-hydroxy group at position 3. It is a 3beta-hydroxy steroid and a cholestanoid. It derives from a hydride of a 5alpha-cholestane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3S,5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol
CAS number
80-97-7 CAS number cross-checkedOther or deprecated CAS: 29466-38-4
EC number
201-315-8
Molecular formula
C27H48O
UNII
8M308U816E
MDL number
MFCD00066413
INCI name
DIHYDROCHOLESTEROL
InChIKey
QYIXCDOBOSTCEI-QCYZZNICSA-N
InChI
InChI=1S/C27H48O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h18-25,28H,6-17H2,1-5H3/t19-,20+,21+,22+,23-,24+,25+,26+,27-/m1/s1
Canonical SMILES
CC(C)CCCC(C)C1CCC2C3CCC4CC(O)CCC4(C)C3CCC12C
Isomeric SMILES
C[C@H](CCCC(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@@H]4[C@@]3(CC[C@@H](C4)O)C)C

Synonyms

  • 5alpha-Cholestan-3beta-ol
  • Zymostanol
  • beta-Cholestanol
  • Dihydrocholesterin
  • 5alpha-Cholestanol
  • Cholestanol
  • 5a-Cholestan-3b-ol
  • Cholestan-3-ol, (3beta,5alpha)-
  • 5-alpha-Cholestan-3-beta-ol
  • 3beta-Hydroxy-5alpha-cholestane
  • 5|A-Cholestan-3|A-ol
  • 5?-cholestan-3?-ol
  • (5alpha)-cholestan-3beta-ol
  • Cholestan-3-ol, (3b,5a)-
  • (3beta,5alpha)-cholestan-3-ol
  • (3S,5S,8R,9S,10S,13R,14S,17R)-10,13-Dimethyl-17-((R)-6-methylheptan-2-yl)hexadecahydro-1H-cyclopenta[a]phenanthren-3-ol
  • (3S,5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-ol
  • ?-Cholestanol
  • Cholestanol (VAN)
  • 3beta-Hydroxycholestane
  • (+)-Dihydrocholesterol
  • 5alpha-Dihydrocholesterol
  • Cholesterol Impurity 22
  • Cholestan-3-ol, (3beta)- #
  • 5a-Cholestanol
Show all 34 synonyms
  • ST 27:0, O
  • Cholestan-3b-ol
  • 3b-Hydroxycholestane
  • 5-Cholestan-3-ol
  • 5a-Dihydrocholesterol
  • 3b-Hydroxy-5a-cholestane
  • Dihydrocholesterol(Standard)
  • (3b,5a)-Cholestan-3-ol
  • 3|A-Hydroxy-5|A-cholestane

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
388.68 g/molcalc.
Exact mass
388.3705 Dacalc.
LogP (octanol/water)
7.47calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
5calc.
Heavy atoms
28calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
9calc.
Lipinski rule of five
Passes (1 violation)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)CCC1C3CCCC3CCC21

C1CCC2C(C1)CCC1C3CCCC3CCC21

4 rings, 17 atoms.

1,694 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.

Dihydrocholesterol suppliers

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

All 16 suppliers
16 of 16 offers

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

16 suppliers in 5 countries

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Dihydrocholesterol 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.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name DIHYDROCHOLESTEROL(skin conditioning - emollient, skin conditioning)

Functional uses

  • Softener and conditioner

Cosmetic functions

  • Skin conditioning
  • Skin conditioning - emollient

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Inactive in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2906.13Indicative HS code

Sterols and inositols

World exports in 2024
$316M
−12.1% vs 2023, imports $291M
2019 to 2024
Top exporters
  1. China42.0%
  2. United States16.4%
  3. Netherlands9.6%
Top importers
  1. Ecuador * partner reported13.0%
  2. China13.0%
  3. United States9.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Dihydrocholesterol?

(5alpha)-cholestan-3beta-ol is a cholestanoid that is (5alpha)-cholestane substituted by a beta-hydroxy group at position 3. It is a 3beta-hydroxy steroid and a cholestanoid. It derives from a hydride of a 5alpha-cholestane.

What is the CAS number of Dihydrocholesterol?

The CAS registry number of Dihydrocholesterol is 80-97-7. Other or deprecated CAS numbers: 29466-38-4.

What is the molecular formula and weight of Dihydrocholesterol?

The molecular formula of Dihydrocholesterol is C27H48O and its molar mass is 388.68 g/mol.

What is Dihydrocholesterol used for?

Use classes: Cosmetics.

Is Dihydrocholesterol hazardous?

No GHS hazard classification for Dihydrocholesterol 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 Dihydrocholesterol?

Dihydrocholesterol is usually classified under HS code 290613 (Sterols and inositols). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dihydrocholesterol?

CompoundList lists 16 suppliers of Dihydrocholesterol in China, United States, Czech Republic, India and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Dihydrocholesterol in India?

1 supplier in India list Dihydrocholesterol on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Dihydrocholesterol?

Suppliers quote Dihydrocholesterol 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 Dihydrocholesterol

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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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