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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 16064933Generated: October 23, 2026

2beta-(4-Morpholinyl)-16beta-(1-pyrrolidinyl)-5alpha-androstane-3alpha,17beta-diol 17-acetate

2-β-(4-Morpholinyl)-16β-(1-pyrrolidinyl)-5a-androstan-3a,17β-diol-17-acetate · LK-8 · Rocuronium EP Impurity A · Rocuronium intermediate 8 · RocuroniuM interMediate D · Rocuronium Bromide Impurity I · Rocuronium bromide EP Impurity A · Rocuronium Bromide Intermediate 8

https://huagongshe.com/en/chemical/16064933

2beta-(4-Morpholinyl)-16beta-(1-pyrrolidinyl)-5alpha-androstane-3alpha,17beta-diol 17-acetate molecular structure

Identifiers & Physical Properties

CAS No.119302-24-8
Molecular formulaC29H48N2O4
Average molar mass488.7 g/mol
Monoisotopic mass488.36140802 g/mol
SMILESCC(=O)O[C@H]1[C@@H](N2CCCC2)C[C@H]2[C@@H]3CC[C@H]4C[C@H](O)[C@@H](N5CCOCC5)C[C@]4(C)[C@H]3CC[C@@]21C
InChIKeyYBZSVMDKHBRYNB-RIQJFVKASA-N
PubChem CID16064933
EC No.601-596-0
DTXSIDDTXSID601035727

Chemical & Physical Properties

XLogP4.4
Topological polar surface area62.2
Hydrogen bond donors1
Hydrogen bond acceptors6
Rotatable bonds4
Heavy atoms35
Formal charge0
Complexity796
Melting point152-156°C
Boiling point574.1±50.0 °C(Predicted)
Density1.17
Vapor pressure0Pa at 25℃
Storage conditions2-8°C
SolubilityChloroform (Slightly), DMSO (Slightly, Heated), Methanol (Slightly)
Physical stateSolid
pKa (acidity coefficient)14.85±0.70(Predicted)
ColorWhite to Light Brown
InChIKeyYBZSVMDKHBRYNB-MRKRSBMYNA-N
SMILES[C@]12(C)CC[C@]3([C@@]([H])(CC[C@@]4([H])C[C@H](O)[C@@H](N5CCOCC5)C[C@]34C)[C@]1([H])C[C@H](N1CCCC1)[C@@H]2OC(C)=O)[H] |&1:0,4,5,9,12,14,22,24,27,33,r|
LogP (partition coefficient)3.9 at 22℃ and pH12
FDA UNIITA73HT9XMF
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH315
GHS precautionary statementsP264-P280-P302+P352-P332+P313-P362+P364
REACH registrationsActive

Safety & Regulations

GHS classificationThis chemical does not meet GHS hazard criteria for 66.7% (2 of 3) of all reports.WarningH302 (33.3%): Harmful if swallowed [Warning Acute toxicity, oral]P261, P264, P270, P271, P280, P301+P317, P302+P352, P304+P340, P317, P321, P330, P362+P364, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 3 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatory informationREACH registered substance: (2β,3α,5α,16β,17β)-17-Acetoxy-3-hydroxy-2-(4-morpholinyl)-16-(1-pyrrolidinyl)androstane (EC: 601-596-0)
Hazard Classes and CategoriesAcute Tox. 4 (33.3%)
Signal wordWarning
GHS pictogramGHS07
GHS hazard statementsH315
REACH registrationsActive
GHS precautionary statementsP264-P280-P302+P352-P332+P313-P362+P364

Applications & Uses

Uses

(2b,3a,5a,16b,17b)-17-Acetoxy-3-hydroxy-2-(4-morpholinyl)-16-(1-pyrrolidinyl)androstane is used in the synthesis of the neuromuscular blocking agent rocuronium bromide.