Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: barium 4-[(2,4-dimethylphenyl)azo]-3-hydroxynaphthalene-2,7-disulphonate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang
Email: enquiry@dycnchem.com

68928-54-1

68928-54-1 structure

68928-54-1 structure

Name: barium 4-[(2,4-dimethylphenyl)azo]-3-hydroxynaphthalene-2,7-disulphonate
Chemical Name: Ponceau 2R
CAS Number: 68928-54-1
Molecular Formula: C₁₈H₁₆N₂O₇S₂
Molecular Weight: 436.459
Create Date: 2021-09-10 11:33:11
Modify Date: 2025-10-02 09:39:11

Names
Properties

Name	Ponceau 2R
Synonyms	(4Z)-4-[(2,4-Dimethylphenyl)hydrazono]-3-oxo-3,4-dihydro-2,7-naphthalenedisulfonic acid Ponceau 2R 2,7-Naphthalenedisulfonic acid, 4-[2-(2,4-dimethylphenyl)hydrazinylidene]-3,4-dihydro-3-oxo-, (4Z)-

Density	1.6±0.1 g/cm3
Molecular Formula	C₁₈H₁₆N₂O₇S₂
Molecular Weight	436.459
Exact Mass	436.039886
LogP	2.01
Index of Refraction	1.689

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