20(S)-Hydroxycholesterol (Standard) , CAS No.516-72-3

CAS: 516-72-3 Cat. No.: S1431689 Formula: C27H46O2 Molecular Weight: 402.65 PubChem CID: 121935
AVAILABLE TO ORDER
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
★
Size
Germany (EU)
USA*
Price
Qty
5mg
S1431689-5mg
Made to order · 8–12 wks
€202.10
10mg
S1431689-10mg
Made to order · 8–12 wks
€322.71
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

20(S)-Hydroxycholesterol (Standard) is the analytical standard of 20(S)-Hydroxycholesterol. This product is intended for research and analytical applications. 20(S)-hydroxyCholesterol (20α-Hydroxycholesterol) is an allosteric activator of the oncoprotein smoothened ( Smo ) that activates the hedgehog (Hh) signaling pathway with an EC 50 of 3 μM in a gene transcription reporter assay using NIH3T3 cells.

Specifications

Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
ACTIVATOR
Names and Identifiers
Canonical Smiles
CC(C)CCCC(C)(C1CCC2C1(CCC3C2CC=C4C3(CCC(C4)O)C)C)O
IUPAC Name
(3S,8S,9S,10R,13S,14S,17S)-17-[(2S)-2-hydroxy-6-methylheptan-2-yl]-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3-ol
InChIKey
MCKLJFJEQRYRQT-APGJSSKUSA-N
INCHI
1S/C27H46O2/c1-18(2)7-6-14-27(5,29)24-11-10-22-21-9-8-19-17-20(28)12-15-25(19,3)23(21)13-16-26(22,24)4/h8,18,20-24,28-29H,6-7,9-17H2,1-5H3/t20-,21-,22-,23-,24-,25-,26-,27-/m0/s1
Isomeric SMILES
CC(C)CCC[C@@](C)([C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C)O
PubChem CID
121935
Molecular Weight
402.65

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
SubclassCholestane steroids
Intermediate Tree Nodes Not available
Direct ParentCholesterols and derivatives
Alternative Parents 3-beta-hydroxysteroids  3-beta-hydroxy delta-5-steroids  Delta-5-steroids  Tertiary alcohols  Secondary alcohols  Cyclic alcohols and derivatives  Hydrocarbon derivatives  
Molecular FrameworkAliphatic homopolycyclic compounds
Substituents Cholesterol - Cholesterol-skeleton - 20-hydroxysteroid - 3-beta-hydroxy-delta-5-steroid - Hydroxysteroid - 3-hydroxy-delta-5-steroid - 3-hydroxysteroid - 3-beta-hydroxysteroid - Delta-5-steroid - Tertiary alcohol - Cyclic alcohol - Secondary alcohol - Organooxygen compound - Hydrocarbon derivative - Organic oxygen compound - Alcohol - Aliphatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as cholesterols and derivatives. These are compounds containing a 3-hydroxylated cholestane core.
External Descriptors Cholesterol and derivatives
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

How should this product be stored?
Store at ?20 °C. Freezer storage is required to maintain the specified shelf life.
How is this product shipped?
This product ships in an insulated container with ice pads. Unpack on arrival and transfer it to the storage condition stated above.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 516-72-3, the molecular formula is C27H46O2, and the molecular weight is 402.65 g/mol. InChIKey MCKLJFJEQRYRQT-APGJSSKUSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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