156-83-2

Name 4-Chloro-2,6-diaminopyrimidine
CAS 156-83-2
EINECS(EC#) 205-863-9
Molecular Formula C4H5ClN4
MDL Number MFCD00006097
Molecular Weight 144.56
MOL File 156-83-2.mol

Chemical Properties

Appearance White Cyrstalline Solid
Melting point  199-202 °C(lit.)
Boiling point  199-202 °C
density  1.3966 (rough estimate)
vapor pressure  0.0±1.1 mmHg at 25°C
refractive index  1.6010 (estimate)
Fp  218.9±29.6 °C
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  slightly soluble
form  Solid
pka 3.66±0.10(Predicted)
color  White to Pale Yellow
Water Solubility  slightly soluble
Detection Methods HPLC,GC,NMR
BRN  118455
InChI InChI=1S/C4H5ClN4/c5-2-1-3(6)9-4(7)8-2/h1H,(H4,6,7,8,9)
InChIKey QJIUMVUZDYPQRT-UHFFFAOYSA-N
SMILES C1(N)=NC(Cl)=CC(N)=N1
CAS DataBase Reference 156-83-2(CAS DataBase Reference)
NIST Chemistry Reference Pyrimidine, 6-chloro-2,4-diamino-(156-83-2)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xn,Xi
Risk Statements 
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S24/25:Avoid contact with skin and eyes .
WGK Germany  3
Hazard Note  Irritant
REACH Registrations Active
HS Code  29335995
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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