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3,4-Diaminobenzoic acid Structure

3,4-Diaminobenzoic acid

Chemical Properties

Melting point 208-210 °C (dec.) (lit.)
Boiling point 274.61°C (rough estimate)
Density  1.2804 (rough estimate)
refractive index  1.5200 (estimate)
storage temp.  Keep in dark place,Inert atmosphere,Room temperature
form  Powder
pka 5.02±0.10(Predicted)
color  Brown
Water Solubility  Soluble in water (2.2 mg/ml at 20°C), DMF, and methanol (10 mg/ml).
BRN  775892
LogP 0.130
CAS DataBase Reference 619-05-6(CAS DataBase Reference)
EWG's Food Scores 1-4
FDA UNII 2H2G880K12

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  1
Hazard Note  Irritant
HS Code  29163990
NFPA 704:
0
2 0

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