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Butyl p-toluenesulfonate

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Origin: China

Cas No: 778-28-9

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 778-28-9 Formula: C11H16O3S Molecular Weight: 228.30800

Basic Info

Chemical Name	Butyl p-toluenesulfonate
Synonyms	Benzenesulfonic acid, 4-methyl-, butyl ester; butyl 4-methylbenzenesulfonate;
CAS No.	778-28-9
Molecular Formula	C11H16O3S
Molecular Weight	228.30800
PSA	51.75000
LogP	3.58120

Properties

Appearance & Physical State	clear light yellow to brownish liquid
Density	1.12
Boiling Point	170-172ºC (10 mmHg)
Flash Point	156.6ºC
Refractive Index	1.503-1.505

Safety Info

RTECS	XT6400000
Safety Statements	S37/39; S26
Risk Statements	R36/37/38; R22
Hazard Codes	Xn

Synthesis Route

TRIBUTYL PHOSPHITE+toluene-4-sulfonic acid→Dibutyl phosphite+Butyl p-toluenesulfonate
p-Toluenesulfonyl chloride+n-Butanol→Butyl p-toluenesulfonate
4-Methylbenzenesulfonic anhydride+n-Butanol→Butyl p-toluenesulfonate

Precursor

4-Methylbenzenesulfonic anhydride
4-bromobutyl 4-methylbenzenesulfonate
2-butoxyoxane
n-Butanol

Downstream Product

1-Iodobutane
1-Bromo-4-butylbenzene
butyl N-octylcarbamate
Dibutyl sulfide

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