Rocuronium bromide

Also known as: (2β,3α,5α,16β,17β)-17-(acetyloxy)-3-hydroxy-2-(morpholin-4-yl)-16-[1-(prop-2-en-1-yl)pyrrolidinium-1-yl]androstane bromide, (2β,3α,5α,16β,17β)-17-(acetyloxy)-3-hydroxy-2-morpholin-4-yl-16-(1-prop-2-en-1-ylpyrrolidinium-1-yl)androstane bromide, (2β,3α,5α,16β,17β)-17-Acetoxy-16-(1-allyl-1-pyrrolidiniumyl)-3-hydroxy-2-(4-morpholinyl)androstane bromide, 1-((2β,3α,5α,16β,17β)-17-(acetyloxy)-3-hydroxy-2-(4-morpholinyl)androstan-16-yl)-1-(2-propenyl)pyrrolidinium bromide, 1-[(2β,3α,5α,16β,17β)-17-(Acetyloxy)-3-hydroxy-2-(4-morpholinyl)androstan-16-yl]-1-(2-propenyl)pyrrolidinium bromide, Androstane-3,17-diol, 2-(4-morpholinyl)-16-[1-(2-propen-1-yl)-1-pyrrolidiniumyl]-, bromide, 17-acetate, (2β,3α,5α,16β,17β)- (1:1), Eslax, Esmeron, MFCD00867768, Org-9426, Zemuron, rocuronium bromide, Rocuroniun Bromide

Rocuronium bromide (CAS 119302-91-9) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C32H53BrN2O4 and a molecular weight of 609.678 g/mol. Key property: a melting point of 162-1640C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 119302-91-9
Jingsj CID: J-11532-2
Molecular Formula: C₃₂H₅₃BrN₂O₄
Molecular Weight: 609.678 g/mol
Category: Organohalogen Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	162-1640C
Exact Mass	608.318848
PSA	59.00000
LogP	1.30820
Storage Conditions	Room temp

Activity & Biological Data

Additional Information	[1]. Narimatsu E, Niiya T, Takahashi K, Pralidoxime inhibits paraoxon-induced depression of rocuronium-neuromuscular block in a time-dependentfashion. Am J Emerg Med. 2012 Jul;30(6):901-7. [2]. Wicks TC. The pharmacology of rocuronium bromide (ORG 9426). AANA J. 1994 Feb;62(1):33-8. [3]. Wierda JM, Kleef UW, Lambalk LM, The pharmacodynamics and pharmacokinetics of Org 9426, a new non-depolarizing neuromuscular blocking agent, in patients anaesthetized with nitrous oxide, halothane and fentanyl. Can J Anaesth. 1991 May;38(4 Pt 1):430-5. [4]. Khuenl-Brady K, Castagnoli KP, Canfell PC, The neuromuscular blocking effects and pharmacokinetics of ORG 9426 and ORG 9616 in the cat. Anesthesiology. 1990 Apr;72(4):669-74.

Additional Information

[1]. Narimatsu E, Niiya T, Takahashi K, Pralidoxime inhibits paraoxon-induced depression of rocuronium-neuromuscular block in a time-dependentfashion. Am J Emerg Med. 2012 Jul;30(6):901-7. [2]. Wicks TC. The pharmacology of rocuronium bromide (ORG 9426). AANA J. 1994 Feb;62(1):33-8. [3]. Wierda JM, Kleef UW, Lambalk LM, The pharmacodynamics and pharmacokinetics of Org 9426, a new non-depolarizing neuromuscular blocking agent, in patients anaesthetized with nitrous oxide, halothane and fentanyl. Can J Anaesth. 1991 May;38(4 Pt 1):430-5. [4]. Khuenl-Brady K, Castagnoli KP, Canfell PC, The neuromuscular blocking effects and pharmacokinetics of ORG 9426 and ORG 9616 in the cat. Anesthesiology. 1990 Apr;72(4):669-74.

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Rocuronium bromide?

The CAS number of Rocuronium bromide is 119302-91-9.

What are the molecular formula and molecular weight of Rocuronium bromide?

Rocuronium bromide has molecular formula C32H53BrN2O4 and molecular weight 609.678 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Rocuronium bromide (CAS 119302-91-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-11532-2 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.