孕烷-3,20-二酮

Description

5A-pregnane-3-20-dione-allo · CAS 566-65-4 · C21H32O2. UNII 98G4S1OH0Z. Melting Point: 200 °C.

Identification

CAS Registry Number	566-65-4
PubChem CID	92810
Molecular formula	C21H32O2
IUPAC name	(5S,8R,9S,10S,13S,14S,17S)-17-acetyl-10,13-dimethyl-1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthren-3-one
UNII (FDA)	98G4S1OH0Z

Computed Descriptors

Molecular Weight	316.5
XLogP3	4.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	316.240230259
Monoisotopic Mass	316.240230259
Topological Polar Surface Area	34.1
Heavy Atom Count	23
Formal Charge	0

Physical & Chemical Properties

Melting Point	200 °C

Physical description & handling notes

• Solid

Regulatory Status

GHS notification summary	50% (1 / 2)

GHS Hazard Classification

GHS notification summary	50% (1 / 2)
Reported hazard statements	H302 (50%), H312 (50%), H332 (50%), H351 (50%), H361 (50%)

Documented Uses

• 11-beta-hydroxylase deficiency (CYP11B1)
• 17-alpha-hydroxylase deficiency (CYP17)
• 21-hydroxylase deficiency (CYP21)
• 3-Beta-Hydroxysteroid Dehydrogenase Deficiency
• Adrenal Hyperplasia Type 3 or Congenital Adrenal Hyperplasia due to 21-hydroxylase Deficiency
• Adrenal Hyperplasia Type 5 or Congenital Adrenal Hyperplasia due to 17 Alpha-hydroxylase Deficiency

Synonyms

566-65-4; 5alpha-Pregnane-3,20-dione; 3,20-Allopregnanedione; 5-alpha-Dihydroprogesterone; 5alpha-Dihydroprogesterone; 3,20-Dioxo-5alpha-pregnane; 98G4S1OH0Z; DTXSID301017277; NSC-18319; CHEBI:28952; 5alpha DHP; 5alpha-DHP; 5beta DHP; 5beta-DHP; 5 alpha Pregnanedione; 5-alpha-Pregnanedione

Frequently Asked Questions

What are the CAS number and molecular formula of 5A-pregnane-3-20-dione-allo?

CAS 566-65-4; molecular formula C21H32O2; molecular weight — g/mol.

What other names is 5A-pregnane-3-20-dione-allo known by?

566-65-4, 5alpha-Pregnane-3,20-dione, 3,20-Allopregnanedione, 5-alpha-Dihydroprogesterone, 5alpha-Dihydroprogesterone, 3,20-Dioxo-5alpha-pregnane.

Is 5A-pregnane-3-20-dione-allo classified as hazardous?

50% of GHS notifications report no hazard classification (1 of 2).

What are the key physical properties of 5A-pregnane-3-20-dione-allo?

Melting Point: 200 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.