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Dicyandiamide

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Dicyandiamide Basic information

Product Name:
Dicyandiamide
Synonyms:
  • Cyanoguanidine (Metformin Related Compound A) solution
  • epicuredicy15
  • epicuredicy7
  • Guanidine, cyano-
  • Guanidine-1-carbonitrile
  • NCN=C(NH2)2
  • Metformin EP Impurity A (Cyanoguanidine)
  • N-Cyanoguanidine
CAS:
461-58-5
MF:
C2H4N4
MW:
84.08
EINECS:
207-312-8
Product Categories:
  • -
  • Organics
  • Dyestuff Intermediates
  • Amines
  • Intermediates & Fine Chemicals
  • Pharmaceuticals
  • amine series
  • Pharmaceutical Intermediates
  • INORGANIC & ORGANIC CHEMICALS
  • Intermediates
Mol File:
461-58-5.mol
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Dicyandiamide Chemical Properties

Melting point:
208-211 °C(lit.)
Boiling point:
144.35°C (rough estimate)
Density 
1.40
refractive index 
1.6260 (estimate)
storage temp. 
2-8°C
solubility 
H2O: 0.1 g/mL, clear
form 
Crystalline Powder
color 
White
Water Solubility 
32 g/L (20 ºC)
Merck 
14,3092
BRN 
605637
Stability:
Stable. Incompatible with strong acids, strong oxidizing agents, strong bases.
InChIKey
QGBSISYHAICWAH-UHFFFAOYSA-N
CAS DataBase Reference
461-58-5(CAS DataBase Reference)
NIST Chemistry Reference
Dicyandiamide(461-58-5)
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Safety Information

Hazard Codes 
Xn,T
Risk Statements 
20/21/22-43-36/38-25
Safety Statements 
22-24/25-45-36-3
RIDADR 
UN 2811 6.1 / PGIII
WGK Germany 
1
RTECS 
ME9950000
TSCA 
Yes
HS Code 
29262000
Hazardous Substances Data
461-58-5(Hazardous Substances Data)
Toxicity
LD50 orally in Rabbit: > 5000 mg/kg LD50 dermal Rabbit > 2000 mg/kg

MSDS

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Dicyandiamide Usage And Synthesis

Chemical Properties

white powder

Uses

Dicyandiamide is a guanidine derivative used in the synthesis of barbiturates,it is also used in the plastics industry (manufacture of melamine).

Uses

In the plastics industry (manufacture of melamine). In the pharmaceutical industry (barbiturates, guanidine derivatives).

Purification Methods

Recrystallise cyanoguanidine from water or EtOH. [Beilstein 3 IV 160.]

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