CompoundList
Sign in
Steroids and sterols

DA5Kee8ncb

Also known as (3beta)-Pregna-5,16-dien-3-ol, Pregna-5,16-dien-3-ol, (3beta)-

CAS 2118-31-2Formula C21H32OMolar mass 300.49 g/mol
Get quotes Safety data
DA5Kee8ncb chemical structure, C21H32O, CAS 2118-31-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2118-31-2
Formula
C21H32O
Molar mass
300.49 g/mol
HS code
290613
Category
Steroids and sterols

What is DA5Kee8ncb?

Plain description, key identifiers and synonyms

DA5Kee8ncb is a chemical substance with the molecular formula C21H32O and a molar mass of 300.49 g/mol. Its CAS registry number is 2118-31-2. The IUPAC name is (3S,8R,9S,10R,13S,14S)-17-ethyl-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-3-ol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3S,8R,9S,10R,13S,14S)-17-ethyl-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-3-ol
CAS number
2118-31-2
Molecular formula
C21H32O
UNII
DA5KEE8NCB
InChIKey
TWAAQXYPTXWBGP-ZWJSTQBLSA-N
InChI
InChI=1S/C21H32O/c1-4-14-6-8-18-17-7-5-15-13-16(22)9-11-21(15,3)19(17)10-12-20(14,18)2/h5-6,16-19,22H,4,7-13H2,1-3H3/t16-,17-,18-,19-,20+,21-/m0/s1
Canonical SMILES
CCC1=CCC2C3CC=C4CC(O)CCC4(C)C3CCC12C
Isomeric SMILES
CCC1=CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C

Synonyms

  • (3beta)-Pregna-5,16-dien-3-ol
  • Pregna-5,16-dien-3-ol, (3beta)-

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
300.49 g/molcalc.
Exact mass
300.2453 Dacalc.
LogP (octanol/water)
5.26calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
22calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.81calc.
Formal charge
0calc.
Stereocentres
6calc.
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, C1=CC2CCC3C4CCCCC4=CCC3C2C1

C1=CC2CCC3C4CCCCC4=CCC3C2C1

4 rings, 17 atoms.

44 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.

DA5Kee8ncb 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 DA5Kee8ncb can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

DA5Kee8ncb 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 DA5Kee8ncb 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 DA5Kee8ncb is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about DA5Kee8ncb, based on the data on this page

What is DA5Kee8ncb?

DA5Kee8ncb is a chemical substance with the molecular formula C21H32O and a molar mass of 300.49 g/mol. Its CAS registry number is 2118-31-2. The IUPAC name is (3S,8R,9S,10R,13S,14S)-17-ethyl-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15-decahydro-1H-cyclopenta[a]phenanthren-3-ol.

What is the CAS number of DA5Kee8ncb?

The CAS registry number of DA5Kee8ncb is 2118-31-2.

What is the molecular formula and weight of DA5Kee8ncb?

The molecular formula of DA5Kee8ncb is C21H32O and its molar mass is 300.49 g/mol.

Is DA5Kee8ncb hazardous?

No GHS hazard classification for DA5Kee8ncb 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 DA5Kee8ncb?

DA5Kee8ncb 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 DA5Kee8ncb?

Post a free request on CompoundList and suppliers of DA5Kee8ncb will send you quotes. Your contact details stay private until you accept a quote.

What is the price of DA5Kee8ncb?

Suppliers quote DA5Kee8ncb 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 DA5Kee8ncb

Get quotes for DA5Kee8ncb

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell DA5Kee8ncb
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 DA5Kee8ncb 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/da5kee8ncb-2118-31-2" title="DA5Kee8ncb 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 290613

Price on request
Free quotes, contact stays private
Get quotes