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4-Hydroxybenzoic acid cas no:99-96-7

Synonyms: 4-Hydroxybenzoic acid/p-Hydroxybenzoic acid; P-OXYBENZOIC ACID; para hydroxy benzoic acid; P-hydroxybenzoic acid

Identification
Name4-Hydroxybenzoic acid
CAS99-96-7
Synonyms4-Hydroxybenzoic acid/p-Hydroxybenzoic acid; P-OXYBENZOIC ACID; para hydroxy benzoic acid; P-hydroxybenzoic acid
EINECS(EC#)202-804-9
Molecular FormulaC7H6O3
Molecular Weight138.12
Chemical Properties
AppearanceWhite to beige crystalline powder
refractive index1.53
storage tempStore in a cool, dry place. Keep container closed when not in use.
Safety Data

Hazard Xi:Irritant
Risk R36/37/38
Safety

Hazard Codes:?IrritantXi
Risk Statements: 36-36/37/38?
R36:Irritating to eyes.?
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-37/39-36
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.


HS Code 29182930

Toxicity
Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 210mg/kg (210mg/kg) PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)
BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
BEHAVIORAL: ATAXIA
Journal of the American Pharmaceutical Association, Scientific Edition. Vol. 45, Pg. 260, 1956.
mouse LD50 oral 2200mg/kg (2200mg/kg) ? Drug Standards. Vol. 20, Pg. 89, 1952.
mouse LD50 subcutaneous 1050mg/kg (1050mg/kg) ? Archives Internationales de Pharmacodynamie et de Therapie. Vol. 128, Pg. 135, 1960.
rat LD50 intraperitoneal 340mg/kg (340mg/kg) BEHAVIORAL: MUSCLE WEAKNESS Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 51(1), Pg. 85, 1986.
rat LD50 oral > 10gm/kg (10000mg/kg) BEHAVIORAL: MUSCLE WEAKNESS
LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 28(7), Pg. 53, 1984.

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