99-10-5

Name 3,5-Dihydroxybenzoic acid
CAS 99-10-5
EINECS(EC#) 202-730-7
Molecular Formula C7H6O4
MDL Number MFCD00002512
Molecular Weight 154.12
MOL File 99-10-5.mol
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Chemical Properties

Appearance white to light yellow crystal powder
Melting point  236-238 °C (dec.) (lit.)
Boiling point  237.46°C (rough estimate)
bulk density 700kg/m3
density  1.3725 (rough estimate)
refractive index  1.6400 (estimate)
Fp  200 °C
storage temp.  Store below +30°C.
solubility  Soluble in 50 mg/mL, 95% Ethanol.
form  Powder
pka 4.04(at 25℃)
color  Off-white to beige
PH 2.3 (10g/l, H2O, 25℃)
Water Solubility  84 g/L (20 ºC)
BRN  2207864
InChI 1S/C7H6O4/c8-5-1-4(7(10)11)2-6(9)3-5/h1-3,8-9H,(H,10,11)
InChIKey UYEMGAFJOZZIFP-UHFFFAOYSA-N
SMILES OC(=O)c1cc(O)cc(O)c1
LogP 0.860
CAS DataBase Reference 99-10-5(CAS DataBase Reference)
EPA Substance Registry System Benzoic acid, 3,5-dihydroxy- (99-10-5)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319
Precautionary statements  P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313
Hazard Codes  Xi
Risk Statements 
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 .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
WGK Germany  1
RTECS  VH3708000
Autoignition Temperature >500 °C DIN 51794
Hazard Note  Irritant
TSCA  Yes
REACH Registrations Active
HS Code  29182990
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
Toxicity
LD50 orally in Rabbit: 4160 mg/kg

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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