(R,S)-4-Hydroxy Cyclophosphamide

(R,S)-4-羟基环磷酰胺

Also known as: rel-(2R,4S)-2-(bis(2-chloroethyl)amino)-4-hydroxy-1,3,2-oxazaphosphinane 2-oxide, (2R,4S)-2-[bis(2-chloroethyl)amino]-2-oxo-1,3,2λ5-oxazaphosphinan-4-ol, 4-Hydroxycyclophosphamide, cis-4-hydroxycyclophosphamide, 2H-1,3,2-Oxazaphosphorin-4-ol, 2-[bis(2-chloroethyl)amino]tetrahydro-, 2-oxide, (2R,4S)-rel-, UNII:1XBF4E50HS

(R,S)-4-Hydroxy Cyclophosphamide (CAS 61903-30-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H15Cl2N2O3P and a molecular weight of 277.085 g/mol. It is also known as rel-(2R,4S)-2-(bis(2-chloroethyl)amino)-4-hydroxy-1,3,2-oxazaphosphinane 2-oxide, (2R,4S)-2-[bis(2-chloroethyl)amino]-2-oxo-1,3,2λ5-oxazaphosphinan-4-ol and 4-Hydroxycyclophosphamide. Key properties include a boiling point of 387.1±52.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 187.9±30.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
61903-30-8
Jingsj CID
J-1437838-4
Molecular Formula
C7H15Cl2N2O3P
Chinese Name
(R,S)-4-羟基环磷酰胺
Molecular Weight
277.085 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point387.1±52.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point187.9±30.7 °C

Frequently Asked Questions

What is the CAS number of (R,S)-4-Hydroxy Cyclophosphamide?

The CAS number of (R,S)-4-Hydroxy Cyclophosphamide is 61903-30-8.

What are the molecular formula and molecular weight of (R,S)-4-Hydroxy Cyclophosphamide?

(R,S)-4-Hydroxy Cyclophosphamide has molecular formula C7H15Cl2N2O3P and molecular weight 277.085 g/mol.

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

Last updated:

How to cite: Jingsj. "(R,S)-4-Hydroxy Cyclophosphamide (CAS 61903-30-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1437838-4 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.