3,4-Diaminofurazan

Also known as: 1,2,5-Oxadiazole-3,4-diamine, 3,4-Diamino-1,2,5-oxadiazole, Furazan-3,4-diamine, Furazandiamine, 4-Amino-1,2,5-oxadiazol-3-ylamine, AKOS BB-9341, TIMTEC-BB SBB000032, MFCD00138084

3,4-Diaminofurazan (CAS 17220-38-1) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C2H4N4O and a molecular weight of 100.079 g/mol. Key properties include a melting point of 178-183 °C, a boiling point of 304.0±45.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 137.7±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 17220-38-1
Jingsj CID: J-1993071-3
Molecular Formula: C₂H₄N₄O
Molecular Weight: 100.079 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	178-183 °C
Boiling Point	304.0±45.0 °C at 760 mmHg
Density	1.6±0.1 g/cm3
Flash Point	137.7±28.7 °C
Exact Mass	100.038513
PSA	90.96000
LogP	-0.39
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.655

Customs & Trade Information

HS Code	2934999090
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 3,4-Diaminofurazan?

The CAS number of 3,4-Diaminofurazan is 17220-38-1.

What are the molecular formula and molecular weight of 3,4-Diaminofurazan?

3,4-Diaminofurazan has molecular formula C2H4N4O and molecular weight 100.079 g/mol.

What are the upstream and downstream products of 3,4-Diaminofurazan?

For 3,4-Diaminofurazan, Upstream Products: Diaminoglyoxime, Glyoxime; Downstream Products: N-(4-amino-1,2,5-oxadiazol-3-yl)acetamide, Isocyanic acid, Cyanamide.

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

Last updated: 8/21/2026

How to cite: Jingsj. "3,4-Diaminofurazan (CAS 17220-38-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993071-3 (accessed 2026-11-09).

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