Formaldehyde-d2

甲醛-d2溶液

Also known as: (2H2)Formaldehyde, dideuteriomethanone, Formalin-d2, Formalin-D2 (20% w/w in D2O), Formalin-D2 (20% w/w in H2O), Formaldehyde-d2 solution, perdeuteroformaldehyde, d2-formaldehyde, MFCD00144373

Formaldehyde-d2 (CAS 1664-98-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula CD2O and a molecular weight of 32.038 g/mol. It is also known as (2H2)Formaldehyde, dideuteriomethanone and Formalin-d2. Key properties include a boiling point of -19.5±9.0 °C at 760 mmHg, a density of 0.7±0.1 g/cm3 and a flash point of -75.1±13.7 °C. GHS signal word: Danger. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1664-98-8
Jingsj CID
J-34841-0
Molecular Formula
CD2O
Chinese Name
甲醛-d2溶液
Molecular Weight
32.038 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point-19.5±9.0 °C at 760 mmHg
Density0.7±0.1 g/cm3
Flash Point-75.1±13.7 °C

GHS Safety & Compliance

Corrosion / Irritant / Health HazardSignal word: Danger

Frequently Asked Questions

What is the CAS number of Formaldehyde-d2?

The CAS number of Formaldehyde-d2 is 1664-98-8.

What are the molecular formula and molecular weight of Formaldehyde-d2?

Formaldehyde-d2 has molecular formula CD2O and molecular weight 32.038 g/mol.

Is Formaldehyde-d2 hazardous?

Formaldehyde-d2 has GHS signal word Danger.

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

Last updated:

How to cite: Jingsj. "Formaldehyde-d2 (CAS 1664-98-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34841-0 (accessed 2026-10-22).

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