4-Methylbenzoic acid
Suppliers
Names
[ CAS No. ]:
99-94-5
        
[ Name ]:
 4-Methylbenzoic acid
        
[Synonym ]:
                
                Benzoic acid, 4-methyl-
                
                
            
                
                2PNS-Q06-0
                
                
            
                
                Crithminic acid
                
                
            
                
                para-Toluic acid
                
                
            
                
                p-Toluic acid
                
                
            
                
                4-Methyl-Benzoic Acid
                
                
            
                
                4'-methyl-2-biphenylsulphonyl chloride
                
                
            
                
                Toluenecarboxylic acid
                
                
            
                
                p-toluenebenzenesulfonyl chloride
                
                
            
                
                p-Me-benzoic acid
                
                
            
                
                EINECS 202-803-3
                
                
            
                
                p-methyl benzoic acid
                
                
            
                
                p-toluenecarboxylic acid
                
                
            
                
                p-Methylbenzoic Acid
                
                
            
                
                4'-Methylbiphenyl-2-sulfonyl chloride
                
                
            
                
                MFCD00002565
                
                
            
                
                4-TOLUIC ACID
                
                
            
                
                4-Methyl Benzoic acid
                
                
            
                
                4-Methylbenzoic acid
                
                
            
                
                p-toluylic acid
                
                
                
                
    
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
            
[ Boiling Point ]:
275.3±9.0 °C at 760 mmHg
            
[ Melting Point ]:
179 °C
            
[ Molecular Formula ]:
C8H8O2
            
[ Molecular Weight ]:
136.148
            
[ Flash Point ]:
124.7±13.4 °C
            
[ Exact Mass ]:
136.052429
            
[ PSA ]:
37.30000
            
[ LogP ]:
2.36
            
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
            
[ Index of Refraction ]:
1.556
            
[ Storage condition ]:
Store at RT.
            
[ Stability ]:
Stable. Incompatible with strong oxidizing agents, strong bases.
            
[ Water Solubility ]:
<0.1 g/100 mL at 19 ºC
            
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
 - XU1575000
 
- CHEMICAL NAME :
 - p-Toluic acid
 
- CAS REGISTRY NUMBER :
 - 99-94-5
 
- BEILSTEIN REFERENCE NO. :
 - 0507600
 
- LAST UPDATED :
 - 199710
 
- DATA ITEMS CITED :
 - 6
 
- MOLECULAR FORMULA :
 - C8-H8-O2
 
- MOLECULAR WEIGHT :
 - 136.16
 
- WISWESSER LINE NOTATION :
 - QVR D1
 
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Intraperitoneal
 
- SPECIES OBSERVED :
 - Rodent - rat
 
- DOSE/DURATION :
 - 874 mg/kg
 
- TOXIC EFFECTS :
 - Behavioral - altered sleep time (including change in righting reflex) Cardiac - EKG changes not diagnostic of specified effects Nutritional and Gross Metabolic - body temperature decrease
 
- REFERENCE :
 - KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,1893,1978
 
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Oral
 
- SPECIES OBSERVED :
 - Rodent - mouse
 
- DOSE/DURATION :
 - 2340 mg/kg
 
- TOXIC EFFECTS :
 - Behavioral - altered sleep time (including change in righting reflex) Cardiac - EKG changes not diagnostic of specified effects Nutritional and Gross Metabolic - body temperature decrease
 
- REFERENCE :
 - KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,1893,1978
 
- TYPE OF TEST :
 - LD50 - Lethal dose, 50 percent kill
 
- ROUTE OF EXPOSURE :
 - Intraperitoneal
 
- SPECIES OBSERVED :
 - Rodent - mouse
 
- DOSE/DURATION :
 - 916 mg/kg
 
- TOXIC EFFECTS :
 - Behavioral - altered sleep time (including change in righting reflex) Cardiac - EKG changes not diagnostic of specified effects Nutritional and Gross Metabolic - body temperature decrease
 
- REFERENCE :
 - KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960- Volume(issue)/page/year: 12,1893,1978 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1917 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 4354 (estimated) No. of Female Employees: 729 (estimated)
 
Safety Information
[ Personal Protective Equipment ]:
 Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
            
[ Hazard Codes ]:
 Xn:Harmful
            
[ Risk Phrases ]:
 R22
            
[ Safety Phrases ]:
 S22-S24/25
            
[ RIDADR ]: 
NONH for all modes of transport
            
[ WGK Germany ]: 
1
            
[ RTECS ]: 
XU1575000
            
[ HS Code ]:
 29163900
            
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2916399090
[ Summary ]: 
2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%
            
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