Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: (3Z)-5-[(4-dimethylaminophenyl)methylideneamino]-3-[(2-hydroxy-3,5-dinitro-phenyl)hydrazinylidene]-4-oxo-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

6642-57-5

6642-57-5 structure

6642-57-5 structure

Name: (3Z)-5-[(4-dimethylaminophenyl)methylideneamino]-3-[(2-hydroxy-3,5-dinitro-phenyl)hydrazinylidene]-4-oxo-naphthalene-2,7-disulfonic acid
Chemical Name: sodium,(3E)-5-[[4-(dimethylamino)phenyl]methylideneamino]-3-[(2-hydroxy-3,5-dinitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonic acid
CAS Number: 6642-57-5
Molecular Formula: C₂₅H₂₀N₆NaO₁₂S₂+
Molecular Weight: 683.57900
Create Date: 2017-04-24 11:08:25
Modify Date: 2025-09-28 17:51:25

Names
Properties

Name	sodium,(3E)-5-[[4-(dimethylamino)phenyl]methylideneamino]-3-[(2-hydroxy-3,5-dinitrophenyl)hydrazinylidene]-4-oxonaphthalene-2,7-disulfonic acid

Density	1.723g/cm3
Molecular Formula	C₂₅H₂₀N₆NaO₁₂S₂+
Molecular Weight	683.57900
Exact Mass	683.04800
PSA	297.92000
LogP	8.00080
Index of Refraction	1.739

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