Benzenesulfonothioicacid, 4-methyl-, S-(trifluoromethyl) ester

Modify Date: 2026-08-23 17:49:26

Benzenesulfonothioicacid, 4-methyl-, S-(trifluoromethyl) ester Structure
Benzenesulfonothioicacid, 4-methyl-, S-(trifluoromethyl) ester structure
Common Name Benzenesulfonothioicacid, 4-methyl-, S-(trifluoromethyl) ester
CAS Number 15223-20-8 Molecular Weight 256.26500
Density 1.44g/cm3 Boiling Point 247.6ºC at 760mmHg
Molecular Formula C8H7F3O2S2 Melting Point N/A
MSDS N/A Flash Point 103.6ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.44g/cm3
Boiling Point 247.6ºC at 760mmHg
Molecular Formula C8H7F3O2S2
Molecular Weight 256.26500
Flash Point 103.6ºC
Exact Mass 255.98400
PSA 67.82000
LogP 4.01750
Vapour Pressure 0.0399mmHg at 25°C
Index of Refraction 1.51

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XT7360000
CHEMICAL NAME :
p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester
CAS REGISTRY NUMBER :
15223-20-8
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C8-H7-F3-O2-S2
MOLECULAR WEIGHT :
256.27
WISWESSER LINE NOTATION :
FXFFSSWR D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
18 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#04618

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes C
HS Code 2930909090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  0

DownStream  3

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2930909090
Summary 2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

p-C6H4CH3SO2SCF3
4-Methylbenzene-1-thiosulfonic acid S-trifluoromethyl ester

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: CAS number of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is 15223-20-8.
Q: What English synonyms does p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester have?
A: English synonyms of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester: p-C6H4CH3SO2SCF3, 4-Methylbenzene-1-thiosulfonic acid S-trifluoromethyl ester.
Q: What is the molecular formula of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: Molecular formula of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is C8H7F3O2S2.
Q: What is the English name of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: The English name of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester.
Q: What are the downstream products of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: Related downstream products(CAS) of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester: 3541-14-8;16601-02-8;17046-97-8.
Q: What is the LogP of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: LogP of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is 4.01750.
Q: What is the boiling point of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: Boiling point of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is 247.6ºC at 760mmHg.
Q: What is the molecular weight of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: Molecular weight of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is 256.26500.
Q: What is the polar surface area (PSA) of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester?
A: Polar surface area (PSA) of p-Toluenesulfonic acid, thio-, S-trifluoromethyl ester is 67.82000.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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