4-Ethylbenzenesulfonic acid

CAS No.：98-69-1

Important Notice

This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
The purchaser must not use this product, or supply it to another party, for personal consumption, sports or fitness, weight loss, health supplements, food, or animal feed.

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4-Ethylbenzenesulfonic acid Basic information

Product Name:	4-Ethylbenzenesulfonic acid
Synonyms:	4-ethyl-benzenesulfonicaci;p-ethyl-benzenesulfonicaci;phenylethane-p-sulfonate;P-ETHYLBENZENESULFONIC ACID;p-ethylbenzenesulphonic acid;4-ETHYLBENZENESULFONIC ACID, TECH., 95%;4-ETHYLBENZENESULFONIC ACID TECH 95%;4-ETHYLBENZENESULFONIC ACID
CAS:	98-69-1
MF:	C8H10O3S
MW:	186.23
EINECS:	202-693-7
Product Categories:	Organic Building Blocks;Sulfonic/Sulfinic Acids;Sulfur Compounds
Mol File:	98-69-1.mol

4-Ethylbenzenesulfonic acid Chemical Properties

density	1.229 g/mL at 25 °C (lit.)
refractive index	n20/D 1.5331(lit.)
Fp	>230 °F
pka	-0.45±0.50(Predicted)
Stability:	Stability Combustible. Incompatible with strong oxidizing agents, strong bases.
InChIKey	BRIXOPDYGQCZFO-UHFFFAOYSA-N
CAS DataBase Reference	98-69-1(CAS DataBase Reference)
EPA Substance Registry System	Benzenesulfonic acid, 4-ethyl- (98-69-1)

Safety Information

Hazard Codes	C
Risk Statements	34
Safety Statements	26-27-28-36/37/39-45
RIDADR	UN 2586 8/PG 3
WGK Germany	3
HazardClass	8
PackingGroup	III
Hazardous Substances Data	98-69-1(Hazardous Substances Data)

MSDS Information

Provider	Language
SigmaAldrich	English

4-Ethylbenzenesulfonic acid Usage And Synthesis

Chemical Properties	Solid.
Uses	4-Ethylbenzenesulfonic acid was used to dope high conducting polypyrrole thin films.
Hazard	Corrosive.

4-Ethylbenzenesulfonic acid Preparation Products And Raw materials

Raw materials

3-ETHYLBENZENESULFONIC ACID-->Benzenesulfonic acid, 2-ethyl--->o-ethylbenzenesulphonyl fluoride-->m-ethylbenzenesulphonyl fluoride-->2-ETHYLBENZENESULPHONYL CHLORIDE-->Benzenesulfonyl chloride, 3-ethyl- -->4-Ethylbenzene-1-sulfonyl chloride

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