Trimethylamine N-oxide dihydrate

二水合氧化三甲胺

Also known as: Trimethylamine oxide dihydrate, TMAO, TMANO, Trimethylamine N-oxide dihydrate, N,N-dimethylmethanamine oxide, dihydrate, amine N-oxide dihydrate, Trimethylamine oxide dihydrate

Trimethylamine N-oxide dihydrate (CAS 62637-93-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C3H13NO3 and a molecular weight of 111.140 g/mol. It is also known as Trimethylamine oxide dihydrate, TMAO and TMANO. Key properties include a melting point of 95-99 °C(lit.), a density of 1.157 g/cm3 and a flash point of 95 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
62637-93-8
Jingsj CID
J-1375895-8
Molecular Formula
C3H13NO3
Chinese Name
二水合氧化三甲胺
Molecular Weight
111.140 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point95-99 °C(lit.)
Density1.157 g/cm3
Flash Point95 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Trimethylamine N-oxide dihydrate?

The CAS number of Trimethylamine N-oxide dihydrate is 62637-93-8.

What are the molecular formula and molecular weight of Trimethylamine N-oxide dihydrate?

Trimethylamine N-oxide dihydrate has molecular formula C3H13NO3 and molecular weight 111.140 g/mol.

Is Trimethylamine N-oxide dihydrate hazardous?

Trimethylamine N-oxide dihydrate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Trimethylamine N-oxide dihydrate (CAS 62637-93-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1375895-8 (accessed 2026-10-22).

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