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Melamine cyanurate

Also known as: 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, compd. with 1,3,5-triazine-2,4,6-triamine (1:1), Cyanuric acid - melamine (1:1), Melamine-cyanuric acid adduct, Melamine-cyanuric acid complex, Melamine isocyanurate, 2,4,6-Triamino-s-triazine compound with s-triazine-2,4,6-triol, MCAA, FR-MC, EINECS 253-575-7, MFCD00137334

Melamine cyanurate (CAS 37640-57-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H9N9O3 and a molecular weight of 255.194 g/mol. Key properties include a melting point of 350ºC (dec.), a boiling point of 557.5ºC at 760mmHg, a density of 1.7 and a flash point of 325.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
37640-57-6
Jingsj CID
J-1015171-6
Molecular Formula
C6H9N9O3
Molecular Weight
255.194 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point350ºC (dec.)
Boiling Point557.5ºC at 760mmHg
Density1.7
Flash Point325.3ºC
Exact Mass255.082840
PSA215.31000
Refractive Index1.571
Storage Conditions2-8°C
Additional Propertyinsoluble

Customs & Trade Information

HS Code2933699090
Summary2933699090 other compounds containing an unfused triazine ring (whether or not hydrogenated) in the structure。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Melamine cyanurate?

The CAS number of Melamine cyanurate is 37640-57-6.

What are the molecular formula and molecular weight of Melamine cyanurate?

Melamine cyanurate has molecular formula C6H9N9O3 and molecular weight 255.194 g/mol.

What are the upstream and downstream products of Melamine cyanurate?

For Melamine cyanurate, Upstream Products: Melamine, Cyanuric acid.

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

Last updated:

How to cite: Jingsj. "Melamine cyanurate (CAS 37640-57-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1015171-6 (accessed 2026-11-06).

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