N-Nitrosoheptamethyleneimine

N-亚硝基环庚基亚胺

Also known as: NHMI, Heptamethylenenitrosamine, 1-nitrosoazocane, Octahydro-1-nitrosoazocine, N-Nitrosoazacyclooctane, Nitrosoheptamethyleneimine, N-Nitroso-aza-cyclooctan, N-Nitroso-heptamethylenimin, N-Nitrosooktahydroazocin, Nitroso-heptamethylenimin, Azocine, octahydro-1-nitroso-, 1-nitroso-azocane

N-Nitrosoheptamethyleneimine (CAS 20917-49-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H14N2O and a molecular weight of 142.19900 g/mol. It is also known as NHMI, Heptamethylenenitrosamine and 1-nitrosoazocane. Key properties include a boiling point of 264.6ºC at 760mmHg, a density of 1.09g/cm3 and a flash point of 113.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
20917-49-1
Jingsj CID
J-46578-0
Molecular Formula
C7H14N2O
Chinese Name
N-亚硝基环庚基亚胺
Molecular Weight
142.19900 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point264.6ºC at 760mmHg
Density1.09g/cm3
Flash Point113.8ºC

Frequently Asked Questions

What is the CAS number of N-Nitrosoheptamethyleneimine?

The CAS number of N-Nitrosoheptamethyleneimine is 20917-49-1.

What are the molecular formula and molecular weight of N-Nitrosoheptamethyleneimine?

N-Nitrosoheptamethyleneimine has molecular formula C7H14N2O and molecular weight 142.19900 g/mol.

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

Last updated:

How to cite: Jingsj. "N-Nitrosoheptamethyleneimine (CAS 20917-49-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46578-0 (accessed 2026-10-25).

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