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Pentamethylbenzenesulfonyl chloride

CAS No.
52499-94-2
Chemical Name:
Pentamethylbenzenesulfonyl chloride
Synonyms
Pentamethylphenylsulfonyl chloride;Pentamethylbenzenesulfonyl chloride;PENTAMETHYLBENZENESULPHONYL CHLORIDE;Pentamethylbenzenesulfonyl chloride 97%;PENTAMETHYLBENZENESULFONYL CHLORIDE, 98+%;Pentamethylbenzenesulphonyl chloride, 98+%;2,3,4,5,6-PentaMethylbenzenesulfonyl chloride;Benzenesulfonyl chloride, 2,3,4,5,6-pentamethyl-;2,3,4,5,6-PENTAMETHYLBENZENE-1-SULFONYL CHLORIDE;2,3,4,5,6-pentamethylbenzene-1-sulphonyl chloride
CBNumber:
CB5419012
Molecular Formula:
C11H15ClO2S
Molecular Weight:
246.75
MDL Number:
MFCD00014722
MOL File:
52499-94-2.mol
MSDS File:
SDS
Last updated:2026-09-12 18:53:31

Pentamethylbenzenesulfonyl chloride Properties

Melting point 81-85 °C(lit.)
Boiling point 362.5±42.0 °C(Predicted)
Density 1.189±0.06 g/cm3(Predicted)
storage temp. 2-8°C
form crystalline solid
color Off white to dark grey
Sensitive Moisture Sensitive
BRN 2844881
InChI 1S/C11H15ClO2S/c1-6-7(2)9(4)11(15(12,13)14)10(5)8(6)3/h1-5H3
InChIKey VDBXRBKVRRJRRW-UHFFFAOYSA-N
SMILES Cc1c(C)c(C)c(c(C)c1C)S(Cl)(=O)=O
CAS DataBase Reference 52499-94-2(CAS DataBase Reference)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
PPE Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Codes  C
Risk Statements  34
Safety Statements  26-36/37/39-45
RIDADR  UN 3261 8/PG 2
WGK Germany  3
HazardClass  8
PackingGroup  II
HS Code  2930909899
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Skin Corr. 1B

Pentamethylbenzenesulfonyl chloride price More Price(18)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 565369 Pentamethylbenzenesulfonyl chloride 97% 52499-94-2 5g $322 2023-06-20 Buy
Biosynth CCA49994 Pentamethylbenzenesulfonyl chloride 52499-94-2 10g $389.4 2026-06-04 Buy
Biosynth CCA49994 Pentamethylbenzenesulfonyl chloride 52499-94-2 25g $649 2026-06-04 Buy
Biosynth CCA49994 Pentamethylbenzenesulfonyl chloride 52499-94-2 50g $908.5 2026-06-04 Buy
Biosynth CCA49994 Pentamethylbenzenesulfonyl chloride 52499-94-2 100g $1622 2026-06-04 Buy
Product number Packaging Price Buy
565369 5g $322 Buy
CCA49994 10g $389.4 Buy
CCA49994 25g $649 Buy
CCA49994 50g $908.5 Buy
CCA49994 100g $1622 Buy

Pentamethylbenzenesulfonyl chloride Chemical Properties, Uses, Production

Uses

Pentamethylbenzenesulfonyl chloride is used as a reactant in the preparation of benzosultam derivatives via chlorosulfonylation of benzene derivatives followed by azide substitution and cobalt-porphyrin-catalyzed amination/cyclization.

700-12-9
52499-94-2
Synthesis of Pentamethylbenzenesulfonyl chloride from Pentamethylbenzene

Pentamethylbenzenesulfonyl chloride Preparation Products And Raw materials

Raw materials

Preparation Products

Pentamethylbenzenesulfonyl chloride Suppliers

Global Suppliers ( 81)
Supplier Tel Email Country ProdList Advantage
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Tianjin heowns Biochemical Technology Co., Ltd. 400 638 7771 sales@heowns.com China 14412 57
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29977 65
Bide Pharmatech Ltd. 400-164-7117 18317119277 product02@bidepharm.com China 40000 60
Nanjing Datang Pharmaceutical Technology Co., Ltd. 025-84341491 13951930983 821832400@qq.com China 300 58
Shanghai Xingui Biotechnology Co., Ltd. 15121041756 xingui2022@126.com China 9954 58
PENTAMETHYLBENZENESULPHONYL CHLORIDE 2,3,4,5,6-PENTAMETHYLBENZENE-1-SULFONYL CHLORIDE 2,3,4,5,6-pentamethylbenzene-1-sulphonyl chloride PENTAMETHYLBENZENESULFONYL CHLORIDE, 98+% Pentamethylbenzenesulphonyl chloride, 98+% 2,3,4,5,6-PentaMethylbenzenesulfonyl chloride Pentamethylbenzenesulfonyl chloride 97% Pentamethylphenylsulfonyl chloride Benzenesulfonyl chloride, 2,3,4,5,6-pentamethyl- Pentamethylbenzenesulfonyl chloride 52499-94-2 C11H15ClSO2 C6CH35SO2Cl Building Blocks Sulfur Compounds Sulfonyl Halides Organic Building Blocks Organic Building Blocks Sulfonyl Halides Sulfur Compounds