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Malonic acid dihydrazide

Also known as: Malonic dihydrazide, Propanedioyl dihydrazide, Malonyldihydrazide, propanedihydrazide, Malonic acid hydrazide, Malonohydrazide

Malonic acid dihydrazide (CAS 3815-86-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C3H8N4O2 and a molecular weight of 132.12100 g/mol. Key properties include a melting point of 152-154°C, a boiling point of 554ºC at 760mmHg, a density of 1.358g/cm3 and a flash point of 288.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3815-86-9
Jingsj CID
J-18992-4
Molecular Formula
C3H8N4O2
Molecular Weight
132.12100 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point152-154°C
Boiling Point554ºC at 760mmHg
Density1.358g/cm3
Flash Point288.8ºC
Exact Mass132.06500
PSA110.24000
Refractive Index1.534

Customs & Trade Information

HS Code2928000090
Summary2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Malonic acid dihydrazide?

The CAS number of Malonic acid dihydrazide is 3815-86-9.

What are the molecular formula and molecular weight of Malonic acid dihydrazide?

Malonic acid dihydrazide has molecular formula C3H8N4O2 and molecular weight 132.12100 g/mol.

What are the upstream and downstream products of Malonic acid dihydrazide?

For Malonic acid dihydrazide, Upstream Products: Diethyl malonate, Diethyl acetylmalonate, Dimethyl malonate; Downstream Products: Malonic acid, 2,5-Dimercapto-1,3,4-thiadiazole.

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

Last updated:

How to cite: Jingsj. "Malonic acid dihydrazide (CAS 3815-86-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-18992-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.