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: 1,4-bis(benzenesulfonyloxy)benzene
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

3840-05-9

3840-05-9 structure

3840-05-9 structure

Name: 1,4-bis(benzenesulfonyloxy)benzene
Chemical Name: [4-(benzenesulfonyloxy)phenyl] benzenesulfonate
CAS Number: 3840-05-9
Molecular Formula: C₁₈H₁₄O₆S₂
Molecular Weight: 390.43000
Create Date: 2017-12-12 07:00:43
Modify Date: 2025-10-27 18:42:26

Name	[4-(benzenesulfonyloxy)phenyl] benzenesulfonate
Synonyms	1,4-bis(benzenesulfonyloxy)benzene Quinol dibenzolsulphonat Hydrochinonbenzolsulfonat 1,4-Bis-benzolsulfonyloxy-benzol

Density	1.41g/cm3
Boiling Point	580.7ºC at 760 mmHg
Molecular Formula	C₁₈H₁₄O₆S₂
Molecular Weight	390.43000
Flash Point	305ºC
Exact Mass	390.02300
PSA	103.50000
LogP	5.38360
Index of Refraction	1.62

HS Code	2904100000

123-31-9 structure

123-31-9

98-09-9 structure

98-09-9

~%

3840-05-9 structure

3840-05-9

Literature: Georgescu Chemische Berichte, 1891 , vol. 24, p. 417

Precursor 2
123-31-9 98-09-9
DownStream 0

HS Code	2904100000
Summary	2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

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