Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: toluene-alpha-sulphonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

100-87-8

100-87-8 structure

100-87-8 structure

Name: toluene-alpha-sulphonic acid
Chemical Name: toluene-α-sulphonic acid
CAS Number: 100-87-8
Molecular Formula: C₇H₈O₃S
Molecular Weight: 172.20200
Create Date: 2017-10-04 18:30:01
Modify Date: 2025-08-27 06:25:55

Name	toluene-α-sulphonic acid
Synonyms	phenylmethanesulfonic acid benzylsulfonic acid phenylmethylsulfonyl acid benzylsulfonyl alcohol sulphonic acid phenyl ester Benzenemethanesulfonic acid

Density	1.385g/cm3
Molecular Formula	C₇H₈O₃S
Molecular Weight	172.20200
Exact Mass	172.01900
PSA	62.75000
LogP	2.15520

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DA4635000

CHEMICAL NAME :: Benzenemethanesulfonic acid

CAS REGISTRY NUMBER :: 100-87-8

BEILSTEIN REFERENCE NO. :: 2208420

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C7-H8-O3-S

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 :: >1 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: JTSCDR Journal of Toxicological Sciences. (Japanese Soc. of Toxicological Sciences, 4th Floor, Gakkai Center Bldg., 4-16, Yayoi 2-chome, Bunkyo-ku, Tokyo 113, Japan) V.1- 1976- Volume(issue)/page/year: 2,346,1977

HS Code	2904100000

Precursor 10
100-53-8 150-60-7 100-44-7 329-98-6
78609-87-7 538-74-9 41719-05-5 100-39-0
79-21-0 3204-68-0
DownStream 7
4025-75-6 150-60-7 100-53-8 16133-88-3
88918-72-3 53992-33-9 6387-28-6

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%

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