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: 4,5-diaminonaphthalene-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

6362-11-4

6362-11-4 structure

6362-11-4 structure

Name: 4,5-diaminonaphthalene-2,7-disulfonic acid
Chemical Name: 4,5-diaminonaphthalene-2,7-disulfonic acid
CAS Number: 6362-11-4
Molecular Formula: C₁₀H₁₀N₂O₆S₂
Molecular Weight: 318.32600
Create Date: 2017-03-06 11:42:01
Modify Date: 2025-08-23 16:39:35

Name	4,5-diaminonaphthalene-2,7-disulfonic acid
Synonyms	4,5-Diamino-naphthalin-2,7-disulfonsaeure Naphthylendiamin-(1.8)-disulfonsaeure-(3.6) 4,5-diamino-naphthalene-2,7-disulfonic acid

Molecular Formula	C₁₀H₁₀N₂O₆S₂
Molecular Weight	318.32600
Exact Mass	317.99800
PSA	177.54000
LogP	3.82160

HS Code	2921590090

92-41-1 structure

92-41-1

~%

6362-11-4 structure

6362-11-4

Literature: Cassella and Co. Patent: DE67062 ; Fortschr. Teerfarbenfabr. Verw. Industriezweige, vol. 3, p. 466

Precursor 1
92-41-1
DownStream 2
90-20-0 148-25-4

HS Code	2921590090
Summary	2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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