Shanghai Nianxing Industrial Co., Ltd
China
Product Name: isobutyl p-toluenesulfonate
Price: Check
Purity: 96.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzenesulfonic acid,4-methyl-, 2-methylpropyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4873-56-7

4873-56-7 structure

4873-56-7 structure

Name: isobutyl p-toluenesulfonate
Chemical Name: 2-methylpropyl 4-methylbenzenesulfonate
CAS Number: 4873-56-7
Molecular Formula: C₁₁H₁₆O₃S
Molecular Weight: 228.30800
Catalog: Chemical reagent Organic reagent Tosylate
Create Date: 2018-04-15 08:00:00
Modify Date: 2025-08-24 11:01:43

Name	2-methylpropyl 4-methylbenzenesulfonate
Synonyms	p-toluenesulfonic acid isobutyl ester Toluol-4-sulfonsaeure-isobutylester 4-methyl-benzenesulfonic acid,2-methylpropyl ester toluene-4-sulfonic acid isobutyl ester Isopropyl 4-toluene sulphonate MFCD00026478 isobutyl tosylate Isobutyl p-toluenesulfonate

Density	1.12g/cm3
Boiling Point	329.1ºC at 760mmHg
Molecular Formula	C₁₁H₁₆O₃S
Molecular Weight	228.30800
Flash Point	152.8ºC
Exact Mass	228.08200
PSA	51.75000
LogP	3.43710
Index of Refraction	1.5025

Risk Phrases	36/37/38-45
Safety Phrases	S26-S36-S37-S39
RIDADR	UN 2811

78-83-1 structure

78-83-1

98-59-9 structure

98-59-9

~49%

4873-56-7 structure

4873-56-7

Literature: Malanga, C.; Pagliai, L.; Menicagli, R. Synthetic Communications, 1990 , vol. 20, # 18 p. 2821 - 2826

31753-82-9 structure

31753-82-9

~13%

590-18-1 structure

590-18-1

624-64-6 structure

624-64-6

4873-56-7 structure

4873-56-7

Detail

Literature: White, Emil H.; Lewis, Charles P.; Ribi, Max A.; Ryan, Thomas J. Journal of Organic Chemistry, 1981 , vol. 46, # 3 p. 552 - 558

75934-50-8 structure

75934-50-8

~%

590-18-1 structure

590-18-1

624-64-6 structure

624-64-6

4873-56-7 structure

4873-56-7

Detail

Literature: White, Emil H.; Lewis, Charles P.; Ribi, Max A.; Ryan, Thomas J. Journal of Organic Chemistry, 1981 , vol. 46, # 3 p. 552 - 558

Precursor 4
78-83-1 98-59-9 31753-82-9 75934-50-8
DownStream 2
591-82-2 10306-94-2

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