p-Toluenesulfonic acid

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Names

[ CAS No. ]:
104-15-4

[ Name ]:
p-Toluenesulfonic acid

[Synonym ]:
p-Toluenesulfonic acid
MFCD00064387
4-Methylbenzenesulfonic acid
EINECS 203-180-0

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
116 °C

[ Melting Point ]:
106~107℃

[ Molecular Formula ]:
C7H8O3S

[ Molecular Weight ]:
172.202

[ Flash Point ]:
41 °C

[ Exact Mass ]:
172.019409

[ PSA ]:
62.75000

[ LogP ]:
0.93

[ Index of Refraction ]:
1.563

[ Water Solubility ]:
soluble

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XT6300000
CHEMICAL NAME :
p-Toluenesulfonic acid
CAS REGISTRY NUMBER :
104-15-4
BEILSTEIN REFERENCE NO. :
0472690
LAST UPDATED :
199710
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C7-H8-O3-S
MOLECULAR WEIGHT :
172.21
WISWESSER LINE NOTATION :
WSQR D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2480 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1055,1986
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - quail
DOSE/DURATION :
>316 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81921 No. of Facilities: 3642 (estimated) No. of Industries: 41 No. of Occupations: 44 No. of Employees: 56637 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81921 No. of Facilities: 2703 (estimated) No. of Industries: 59 No. of Occupations: 67 No. of Employees: 87942 (estimated) No. of Female Employees: 19232 (estimated)

Safety Information

[ Hazard Codes ]:
C:Corrosive

[ Risk Phrases ]:
R10;R34

[ Safety Phrases ]:
S45-S26-S23

[ RIDADR ]:
2585

[ WGK Germany ]:
3.0

[ Packaging Group ]:
III

[ Hazard Class ]:
8

[ HS Code ]:
2904909090

Synthetic Route

Precursor & DownStream

Precursor

  • Tosyl chloride
  • P-toluenethiol
  • Benzamide,N-[2-[[(4-methylphenyl)sulfonyl]oxy]phenyl]-
  • Sodium p-toluenesulfonate
  • para-Tolyl disulfide
  • 1-methyl-4-[2,2,2-trifluoro-1-(4-methylphenyl)ethoxy]sulfonyl-benzene
  • Tritylthiol
  • 4-methylbenzenesulfonyl bromide

DownStream

  • 4-methylbenzenesulfonic acid,octan-2-ol
  • CIS-2-OCTENE
  • E-2-Octene
  • octene
  • ethyl tetrahydro-2H-pyran-2-carboxylate
  • BIS[2-(2-CHLOROACETOXY)ETHYL] ETHER
  • N-METHYLHEX-5-EN-1-AMINE 4-METHYLBENZENESULFONATE
  • 4-methylbenzenesulfonic acid,3-methylpent-1-yn-1-ol
  • 2-Fluoroethyl 4-methylbenzenesulfonate
  • Z-Asp(OBzl)-OH

Customs

[ HS Code ]: 2904100000

[ Summary ]:
2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%


Related Compounds

  • p-toluenesulfonic acid
  • p-toluenesulfonic acid salt
  • p-Toluenesulfonic acid azide
  • p-Toluenesulfonic acid azide
  • p-toluenesulfonic acid ester
  • .p-toluenesulfonic acid salt