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1,2-Diformylhydrazine

Also known as: sym-Diformylhydrazine, N,N'-Diformylhydrazine, 1,2-Hydrazinedicarboxaldehyde, N-Formamidoformamide, Diformylhydrazine, Bicarbamaldehyde, Diformohydrazide, N,N'-Bi(formamide), s-Diformohydrazide

1,2-Diformylhydrazine (CAS 628-36-4) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C2H4N2O2 and a molecular weight of 88.06540 g/mol. Key property: a melting point of 155-157 °C(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
628-36-4
Jingsj CID
J-32455-0
Molecular Formula
C2H4N2O2
Molecular Weight
88.06540 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Melting Point155-157 °C(lit.)
Exact Mass88.02730
PSA65.18000
LogP0.07400

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 1,2-Diformylhydrazine?

The CAS number of 1,2-Diformylhydrazine is 628-36-4.

What are the molecular formula and molecular weight of 1,2-Diformylhydrazine?

1,2-Diformylhydrazine has molecular formula C2H4N2O2 and molecular weight 88.06540 g/mol.

What are the upstream and downstream products of 1,2-Diformylhydrazine?

For 1,2-Diformylhydrazine, Upstream Products: Formic Acid, Methanimidic acid, (Z)-, Sodium formate; Downstream Products: 1,3,4-Oxadiazole, 1,2,3-Thiadiazole, 4-(4H-1,2,4-Triazol-4-yl)phenol.

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

Last updated:

How to cite: Jingsj. "1,2-Diformylhydrazine (CAS 628-36-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32455-0 (accessed 2026-11-09).

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