Spiromustine

螺莫司汀

Also known as: Spirohydantoin mustard, NCI172112, NSC-172112, SHM, Spiromustard, 3-[2-[Bis(2-chloroethyl)amino]ethyl]-1,3-diazaspiro[4.5]decane-2,4-dione, 3-{2-[bis-(2-chloro-ethyl)-amino]-ethyl}-1,3-diaza-spiro[4.5]decane-2,4-dione

Spiromustine (CAS 56605-16-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H23Cl2N3O2 and a molecular weight of 336.25700 g/mol. It is also known as Spirohydantoin mustard, NCI172112 and NSC-172112. Key properties include a melting point of 125.5°C and a density of 1.29g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
56605-16-4
Jingsj CID
J-39338-6
Molecular Formula
C14H23Cl2N3O2
Chinese Name
螺莫司汀
Molecular Weight
336.25700 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point125.5°C
Density1.29g/cm3
Exact Mass335.11700
PSA52.65000
LogP2.28740
Refractive Index1.56
Storage Conditions2-8℃

Activity & Biological Data

Additional Information[1]. Brown TD, et al. A phase I trial of spirohydantoin mustard (NSC 172112) in patients with advanced cancer. J Clin Oncol. 1986 Aug;4(8):1270-6. [2]. Plowman J, et al. The disposition of spirohydantoin mustard (NSC 172112) in rats and dogs. Xenobiotica. 1979 Jun;9(6):379-91.

Frequently Asked Questions

What is the CAS number of Spiromustine?

The CAS number of Spiromustine is 56605-16-4.

What are the molecular formula and molecular weight of Spiromustine?

Spiromustine has molecular formula C14H23Cl2N3O2 and molecular weight 336.25700 g/mol.

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

Last updated:

How to cite: Jingsj. "Spiromustine (CAS 56605-16-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-39338-6 (accessed 2026-10-28).

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