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Steroids and sterols

11-Hydroxyprogesterone

Also known as Pregn-4-ene-3,20-dione, 11-hydroxy-, 11 alpha-hydroxyprogesterone, 11OHP compound

CAS 312-90-3Formula C21H30O3Molar mass 330.47 g/mol
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11-Hydroxyprogesterone chemical structure, C21H30O3, CAS 312-90-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
312-90-3
Formula
C21H30O3
Molar mass
330.47 g/mol
HS code
293723
Category
Steroids and sterols

What is 11-Hydroxyprogesterone?

Plain description, key identifiers and synonyms

11-Hydroxyprogesterone is a chemical substance with the molecular formula C21H30O3 and a molar mass of 330.47 g/mol. Its CAS registry number is 312-90-3. The IUPAC name is (8S,9S,10R,13S,14S,17S)-17-acetyl-11-hydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(8S,9S,10R,13S,14S,17S)-17-acetyl-11-hydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one
CAS number
312-90-3 CAS number cross-checked
Molecular formula
C21H30O3
InChIKey
BFZHCUBIASXHPK-AYHYENMDSA-N
InChI
InChI=1S/C21H30O3/c1-12(22)16-6-7-17-15-5-4-13-10-14(23)8-9-20(13,2)19(15)18(24)11-21(16,17)3/h10,15-19,24H,4-9,11H2,1-3H3/t15-,16+,17-,18?,19+,20-,21+/m0/s1
Canonical SMILES
CC(=O)C1CCC2C3CCC4=CC(=O)CCC4(C)C3C(O)CC12C
Isomeric SMILES
CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC([C@H]3[C@H]2CCC4=CC(=O)CC[C@]34C)O)C

Synonyms

  • Pregn-4-ene-3,20-dione, 11-hydroxy-
  • 11 alpha-hydroxyprogesterone
  • 11OHP compound
  • Pregn-4-ene-11 beta-ol-3,20-dione
  • 11 beta-Hydroxy-4-pregnen-3,20-dione
  • 11beta-Hydroxy-4-pregnen-3,20-dione
  • Pregn-4-ene-11beta-ol-3,20-dione

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
330.47 g/molcalc.
Exact mass
330.2195 Dacalc.
LogP (octanol/water)
3.69calc.
Topological polar surface area
54.37 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
1calc.
Heavy atoms
24calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.81calc.
Formal charge
0calc.
Stereocentres
7calc.
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=C1C=C2CCC3C4CCCC4CCC3C2CC1

O=C1C=C2CCC3C4CCCC4CCC3C2CC1

4 rings, 18 atoms.

1,419 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.

11-Hydroxyprogesterone suppliers

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11-Hydroxyprogesterone price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Progestins

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 11-Hydroxyprogesterone is traded under.

HS 2937.23Indicative HS code

Oestrogens and progestogens

World exports in 2024
$762M
−2.3% vs 2023, imports $693M
2019 to 2024
Top exporters
  1. China42.9%
  2. Italy18.4%
  3. Netherlands8.9%
Top importers
  1. India * partner reported12.1%
  2. United States11.0%
  3. Belgium8.3%

* Partner reported figures, a lower bound.

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

The HS code shown for 11-Hydroxyprogesterone is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 11-Hydroxyprogesterone, based on the data on this page

What is 11-Hydroxyprogesterone?

11-Hydroxyprogesterone is a chemical substance with the molecular formula C21H30O3 and a molar mass of 330.47 g/mol. Its CAS registry number is 312-90-3. The IUPAC name is (8S,9S,10R,13S,14S,17S)-17-acetyl-11-hydroxy-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one.

What is the CAS number of 11-Hydroxyprogesterone?

The CAS registry number of 11-Hydroxyprogesterone is 312-90-3.

What is the molecular formula and weight of 11-Hydroxyprogesterone?

The molecular formula of 11-Hydroxyprogesterone is C21H30O3 and its molar mass is 330.47 g/mol.

What is 11-Hydroxyprogesterone used for?

Known uses and roles of 11-Hydroxyprogesterone include progestins.

Is 11-Hydroxyprogesterone hazardous?

No GHS hazard classification for 11-Hydroxyprogesterone 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 11-Hydroxyprogesterone?

11-Hydroxyprogesterone is usually classified under HS code 293723 (Oestrogens and progestogens). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 11-Hydroxyprogesterone?

Post a free request on CompoundList and suppliers of 11-Hydroxyprogesterone will send you quotes. Your contact details stay private until you accept a quote.

What is the price of 11-Hydroxyprogesterone?

Suppliers quote 11-Hydroxyprogesterone 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 11-Hydroxyprogesterone

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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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