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4-Toluenesulfonic acid n-butyl ester

BGC Id:	922587372829
CAS No:	778-28-9
Synonyms:	butyltosylate ; 4-methylbenzenesulfonic acid butyl ester ; p-toluenesulfonicacid, butyl ester (6ci,7ci,8ci) ; toluene-4-sulfonic acid butyl ester ; butyl tosylate ; n-butyl tosylate ; butyl 4-toluenesulfonate ; butyl4-toluenesulphonate ; benzenesulfonic acid,4-methyl-, butyl ester ; butyltoluene-4-sulphonate ; butyl p-toluenesulfonate ; nsc 6190 ; butyl p-methylbenzenesulfonate ; n-butyltosylate ; butylpara-toluenesulfonate ; butyl p-tosylate ; butylp-toluenesulfonate ; 778-28-9 ; n-butylp-toluenesulfonate
Molecular Formula:	C11H16 O3 S
Molecular Weight:	228.33
EINECS:

The most competitive supplier in 2025

The following notable provider has been checked and can be recommended.

BuGuCh & Partners

Tipo de compañía: Producer

País: Germany

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production site ...

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What other providers are available for CAS 778-28-9?

The last intensive check and update was carried out on 2025/05/30.

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Synonyms:

butyltosylate ; 4-methylbenzenesulfonic acid butyl ester ; p-toluenesulfonicacid, butyl ester (6ci,7ci,8ci) ; toluene-4-sulfonic acid butyl ester ; butyl tosylate ; n-butyl tosylate ; butyl 4-toluenesulfonate ; butyl4-toluenesulphonate ; benzenesulfonic acid,4-methyl-, butyl ester ; butyltoluene-4-sulphonate ; butyl p-toluenesulfonate ; nsc 6190 ; butyl p-methylbenzenesulfonate ; n-butyltosylate ; butylpara-toluenesulfonate ; butyl p-tosylate ; butylp-toluenesulfonate ; 778-28-9 ; n-butylp-toluenesulfonate

CAS:

778-28-9

EINECS:

Molecular Formula:

C11H16 O3 S

MDL:

MFCD00027203

Properties

Molecular Weight:

228.33 g·mol−1

Density:

1.12

Melting point:

106.60 °C (Predicted)

Boiling point:

170-172 °C (10 mmHg)

Physical Description:

clear light yellow to brownish liquid

Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

Risk Codes:

36/37/38-22 (R)

Safety Codes:

37/39-26 (S)

RTECS:

XT6400000

What other providers are available for CAS 778-28-9?

In addition to the providers presented here for 4-Toluenesulfonic acid n-butyl ester with the CAS number 778-28-9, there are other 39 providers with slightly different product names available for this CAS number.

n-Butyltosylate

WeylChem ORGANICA GmbH +1 additional providers that we know from the past

Butyl 4-toluenesulfonate

Butyl 4-methylbenzenesulfonate

Capot Chemical Co., Ltd. | BLD Pharmatech Ltd +2 additional providers that we know from the past

p-Toluenesulfonic acid n-butyl ester