氰尿酰胺

Description

2,4,6-Triamino-1,3,5-triazine · CAS 67297-95-4 · C3H6N6. UNII N3GP2YSD88. Melting Point: 354 °C; Melting Point: 345 °C; Solubility: In water, 3.23X10+3 mg/L at 20 °C.

Identification

CAS Registry Number	67297-95-4
PubChem CID	7955
Molecular formula	C3H6N6
IUPAC name	1,3,5-triazine-2,4,6-triamine
UNII (FDA)	N3GP2YSD88

Computed Descriptors

Molecular Weight	126.12
XLogP3	-1.4
Hydrogen Bond Donor Count	3
Hydrogen Bond Acceptor Count	6
Rotatable Bond Count	0
Exact Mass	126.06539422
Monoisotopic Mass	126.06539422
Topological Polar Surface Area	117
Heavy Atom Count	9
Formal Charge	0

Physical & Chemical Properties

Melting Point	354 °C
Melting Point	345 °C
Solubility	In water, 3.23X10+3 mg/L at 20 °C
Solubility	3.24 mg/mL at 20 °C
Density	1.573 at 14 °C
Density	1574 kg/m³
Density	1.573 @ 16°C
Vapor Density	4.34 (Air= 1)
Vapor Pressure	50 mmHg at 599 °F (NTP, 1992)
Vapor Pressure	VP: 50 mm Hg at 315 °C

Physical description & handling notes

• Melamine appears as colorless to white monoclinic crystals or prisms or white powder. Sublimes when gently heated. (NTP, 1992)
• Dry Powder; Liquid; Wet Solid; Liquid; Large Crystals; CBI; Dry Powder; Wet Solid
• Colorless to white solid; [ICSC] White powder; [MSDSonline]
• Solid
• COLOURLESS-TO-WHITE CRYSTALS.
• Monoclinic prisms

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
GHS notification summary	67.5% (624 / 924)

GHS Hazard Classification

GHS notification summary	67.5% (624 / 924)
Reported hazard statements	H351, H373, H361 (18.7%), H227, H315, H317, H336

Documented Uses

• Used as a co-monomer with formaldehyde to make high pressure laminate resins, molding compounds and surface coating resins, textile and paper treating resins, adhesive resins for gluing lumber, plywood, and flooring; Also used as a flame retardant additive for polypropylene and polyethylene, a leather tanning agent, a rust remover, a metal surface cleaner, an etching agent in the semiconductor industry, and a reagent in numerous fluorination processes; [HSDB]
• Metal Degreasing [Category: Clean]
• Semiconductor Manufacturing [Category: Industry]
• Pulp and Paper Processing [Category: Industry]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]

Synonyms

MELAMINE; 1,3,5-Triazine-2,4,6-triamine; 108-78-1; Cyanuramide; Cyanurotriamide; Cyanurotriamine; Isomelamine; Theoharn; Cyanuric triamide; s-Triazinetriamine; Teoharn; Triaminotriazine; Hicophor PR; 2,4,6-Triamino-1,3,5-triazine; Aero; Pluragard

Frequently Asked Questions

What are the CAS number and molecular formula of 2,4,6-Triamino-1,3,5-triazine?

CAS 67297-95-4; molecular formula C3H6N6; molecular weight — g/mol.

What other names is 2,4,6-Triamino-1,3,5-triazine known by?

MELAMINE, 1,3,5-Triazine-2,4,6-triamine, 108-78-1, Cyanuramide, Cyanurotriamide, Cyanurotriamine.

What is the regulatory status of 2,4,6-Triamino-1,3,5-triazine?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS.

Is 2,4,6-Triamino-1,3,5-triazine classified as hazardous?

67.5% of GHS notifications report no hazard classification (624 of 924).

What are the key physical properties of 2,4,6-Triamino-1,3,5-triazine?

Melting Point: 354 °C; Melting Point: 345 °C; Solubility: In water, 3.23X10+3 mg/L at 20 °C; Solubility: 3.24 mg/mL at 20 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.