Product Name

  • Name

    Melamine cyanurate

  • EINECS 253-575-7
  • CAS No. 37640-57-6
  • Article Data5
  • CAS DataBase
  • Density 1.70 g/cm3
  • Solubility insoluble in water
  • Melting Point 350°C (dec.)
  • Formula C6H9N9O3
  • Boiling Point 557.5 °C at 760 mmHg
  • Molecular Weight 255.196
  • Flash Point 325.3 °C
  • Transport Information
  • Appearance white powder
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 37640-57-6 (Melamine cyanurate)
  • Hazard Symbols
  • Synonyms 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, compd. with 1,3,5-triazine-2,4,6-triamine (1:1);1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, compound with 1,3,5-triazine-2,4,6-triamine (1:1);s-Triazine, 2,4,6-triamino-, compd. with s-triazine-triol;Melamine isocyanurate ; Melamine-cyanuric acid compd.;Melaminkyanurat;
  • PSA 215.31000
  • LogP -1.88670

Synthetic route

2,4,6-triamino-s-triazine
108-78-1

2,4,6-triamino-s-triazine

cyanuric acid melamine
37640-57-6

cyanuric acid melamine

Conditions
ConditionsYield
Stage #1: isocyanuric acid for 0.166667h;
Stage #2: 2,4,6-triamino-s-triazine With K-SMA In water at 95 - 120℃; for 5h; Product distribution / selectivity; Heating / reflux;		99.5%
Stage #1: isocyanuric acid In water at 20℃; for 0.166667 - 30h;
Stage #2: 2,4,6-triamino-s-triazine In water at 100℃; for 4h; Product distribution / selectivity;
2,4,6-triureido-1,3,5-triazine
4801-02-9

2,4,6-triureido-1,3,5-triazine

A

uronium nitrate
124-47-0

uronium nitrate

B

cyanuric acid melamine
37640-57-6

cyanuric acid melamine

C

isocyanuric acid
108-80-5

isocyanuric acid

Conditions
ConditionsYield
With hydrogenchloride for 4h; Heating;A 26%
B 18%
C 77%
...Expand
2-amino-4,6-diureido-1,3,5-triazine
90802-01-0

2-amino-4,6-diureido-1,3,5-triazine

A

ammelide
645-93-2

ammelide

B

uronium nitrate
124-47-0

uronium nitrate

C

cyanuric acid melamine
37640-57-6

cyanuric acid melamine

D

isocyanuric acid
108-80-5

isocyanuric acid

Conditions
ConditionsYield
With hydrogenchloride Heating;A 2%
B 34%
C 4%
D 70%
...Expand
2-amino-4,6-diureido-1,3,5-triazine
90802-01-0

2-amino-4,6-diureido-1,3,5-triazine

A

uronium nitrate
124-47-0

uronium nitrate

B

cyanuric acid melamine
37640-57-6

cyanuric acid melamine

C

isocyanuric acid
108-80-5

isocyanuric acid

Conditions
ConditionsYield
With hydrogenchloride Heating;A 34%
B 34%
C 70%
...Expand
2,4,6-triamino-s-triazine
108-78-1

2,4,6-triamino-s-triazine

isocyanuric acid
108-80-5

isocyanuric acid

cyanuric acid melamine
37640-57-6

cyanuric acid melamine

Conditions
ConditionsYield
With potassium hydroxide In water at 75℃; for 2h; Product distribution / selectivity;
With K-SMA In water at 95 - 100℃; for 6h; Product distribution / selectivity;
In water at 60℃; for 3h; Product distribution / selectivity; Industry scale;

Melamine cyanurate Chemical Properties

 
IUPAC Name: 1,3,5-Triazinane-2,4,6-trione; 1,3,5-triazine-2,4,6-triamine
Molecular Formula: C6H9N9O3
Molecular Weight: 255.20 g/mol
Canonical SMILES: n1c(N)nc(nc1N)N.[nH]1c([nH]c([nH]c1=O)=O)=O
InChI: InChI=1/C3H6N6.C3H3N3O3/c4-1-7-2(5)9-3(6)8-1;7-1-4-2(8)6-3(9)5-1/h(H6,4,5,6,7,8,9);(H3,4,5,6,7,8,9)
EINECS: 253-575-7
Classification Code: Mutation data ; Skin / Eye Irritant ; TSCA Flag P
Water Solubility: insoluble
H-Bond Donor: 6
H-Bond Acceptor: 9
Tautomer Count: 25
Exact Mass: 255.082835
MonoIsotopic Mass: 255.082835
Topological Polar Surface Area: 204
Heavy Atom Count: 18
Complexity: 199
density: 1.70 g/cm3
Flash Point: 325.3 °C
Enthalpy of Vaporization: 83.94 kJ/mol
Boiling Point: 557.5 °C at 760 mmHg
Melting Point: 350 °C (dec.)
Vapour Pressure of Melamine cyanurate (CAS NO.37640-57-6): 1.82E-12 mmHg at 25 °C

Melamine cyanurate Uses

 Melamine cyanurate (CAS NO.37640-57-6) is used as environmental-friendly halogen-free inflaming lubricating agent.

Melamine cyanurate Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LD50 skin 3525mg/kg (3525mg/kg) SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION
KIDNEY, URETER, AND BLADDER: HEMATURIA
SKIN AND APPENDAGES (SKIN): SWEATING: OTHER		 Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 29(12), Pg. 53, 1985.
mouse LC50 inhalation 1237mg/m3 (1237mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION
KIDNEY, URETER, AND BLADDER: HEMATURIA
SKIN AND APPENDAGES (SKIN): SWEATING: OTHER		 Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 29(12), Pg. 53, 1985.
mouse LD50 intraperitoneal 1130mg/kg (1130mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(1), Pg. 44, 1986.
mouse LD50 oral 3460mg/kg (3460mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(1), Pg. 44, 1986.
rat LC50 inhalation > 2238mg/m3 (2238mg/m3)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 29(12), Pg. 53, 1985.
rat LD50 intraperitoneal 2020mg/kg (2020mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(1), Pg. 44, 1986.
rat LD50 oral 2500mg/kg (2500mg/kg)   "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972Vol. -, Pg. 154, 1972.
rat LD50 skin 5520mg/kg (5520mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(1), Pg. 44, 1986.

Melamine cyanurate Safety Profile

Moderately toxic by ingestion, inhalation, and intraperitoneal routes. Mildly toxic by skin contact. An eye irritant. When heated to decomposition it emits toxic fumes of NOx. See also AMINES.

Melamine cyanurate Specification

  Melamine cyanurate (CAS NO.37640-57-6), its Synonyms are 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, compd. with 1,3,5-triazine-2,4,6-triamine (1:1) ; 1,3,5-Triazine-2,4,6(1H,3H,5H)-trione, compound with 1,3,5-triazine-2,4,6-triamine (1:1) ; s-Triazine, 2,4,6-triamino-, compd. with s-triazine-triol ; Melamine isocyanurate ; Melamine-cyanuric acid compd. ; Melaminkyanurat .

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