Shanghai Nianxing Industrial Co., Ltd
China
Product Name: naphthalene-2,7-disulfonic acid
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Naphthalene-2,7-disulfonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

92-41-1

92-41-1 structure

92-41-1 structure

Name: naphthalene-2,7-disulfonic acid
Chemical Name: naphthalene-2,7-disulfonic acid
CAS Number: 92-41-1
Molecular Formula: C₁₀H₈O₆S₂
Molecular Weight: 288.29700
Catalog: Biochemical Nucleoside drugs Deoxynucleotides and their analogues
Create Date: 2018-02-27 08:00:00
Modify Date: 2025-08-26 13:52:14

Name	naphthalene-2,7-disulfonic acid
Synonyms	EINECS 202-154-6 MFCD00035734 Naphthalene-2,7-disulphonic acid 2,7-Naphthalene disulfonic acid Naphthalin-disulfonsaeure-(2.7) ebert-merz a-acid naphthalene-2,7-disulfonate 2,7-naphthalenedisulphonic acid Naphthalin-2,7-disulfonsaeure Naphthalene-2,7-disulfonic acid

Density	1.704 g/cm3
Melting Point	80-84 °C(lit.)
Molecular Formula	C₁₀H₈O₆S₂
Molecular Weight	288.29700
Exact Mass	287.97600
PSA	125.50000
LogP	3.49480
Index of Refraction	1.695

RIDADR	1759
Packaging Group	III
Hazard Class	8
HS Code	2904100000

Precursor 10
91-20-3 120-18-3 81-04-9 6251-07-6
486-54-4 7664-93-9 581-75-9 85-47-2
525-37-1 92-28-4
DownStream 10
58556-75-5 578-85-8 90-20-0 2198-77-8
86-66-8 581-75-9 71977-56-5 582-17-2
19551-16-7 92-40-0

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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