Boiling point :93 °C
Density :1.12g/ml
refractive index :1.5420-1.5460
storage temp. :under inert gas (nitrogen or Argon) at 2–8 °C
form :clear liquid
pka :4.04±0.10(Predicted)
color :Light orange to Yellow to Green
Water Solubility :Slightly soluble in water.
Sensitive :Air Sensitive
InChIKey :MOGQNVSKBCVIPW-UHFFFAOYSA-N
CAS DataBase Reference :1904-31-0(CAS DataBase Reference)
NIST Chemistry Reference :1-methyl-3-aminopyrazole(1904-31-0)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P309 IF exposed or if you feel unwell: P310 Immediately call a POISON CENTER or doctor/physician.