Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

4031-16-7

4031-16-7 structure

4031-16-7 structure

Name: Benzenesulfonicacid, 4-methyl-, 2-(1-methylpropylidene)hydrazide
Chemical Name: N-[(E)-butan-2-ylideneamino]-4-methylbenzenesulfonamide
CAS Number: 4031-16-7
Molecular Formula: C₁₁H₁₆N₂O₂S
Molecular Weight: 240.32200
Create Date: 2016-01-12 19:45:40
Modify Date: 2025-09-09 12:55:15

Name	N-[(E)-butan-2-ylideneamino]-4-methylbenzenesulfonamide
Synonyms	butan-2-one (toluene-4-sulfonyl)-hydrazone N'-2-butanylidene-4-methylbenzenesulfonohydrazine N'-(butan-2-ylidene)-4-methylbenzenesulfonohydrazide

Density	1.15g/cm3
Boiling Point	363.5ºC at 760mmHg
Molecular Formula	C₁₁H₁₆N₂O₂S
Molecular Weight	240.32200
Flash Point	173.7ºC
Exact Mass	240.09300
PSA	66.91000
LogP	3.53090
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.546

HS Code	2935009090

1576-35-8 structure

1576-35-8

78-93-3 structure

78-93-3

~97%

4031-16-7 structure

4031-16-7

Literature: Hayashi, Sayuri; Yorimitsu, Hideki; Oshima, Koichiro Journal of the American Chemical Society, 2009 , vol. 131, p. 2052 - 2053

Precursor 2
1576-35-8 78-93-3
DownStream 6
104-15-4 78-93-3 16106-44-8 4419-60-7
65923-96-8 82172-42-7

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

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