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: (6Z)-4-amino-6-[[4-[4-[(2Z)-2-(8-amino-1-oxo-5,7-disulfo-naphthalen-2-ylidene)hydrazinyl]-3-methyl-phenyl]-2-methyl-phenyl]hydrazinylidene]-5-oxo-naphthalene-1,3-disulfonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

6968-33-8

6968-33-8 structure

6968-33-8 structure

Name: (6Z)-4-amino-6-[[4-[4-[(2Z)-2-(8-amino-1-oxo-5,7-disulfo-naphthalen-2-ylidene)hydrazinyl]-3-methyl-phenyl]-2-methyl-phenyl]hydrazinylidene]-5-oxo-naphthalene-1,3-disulfonic acid
Chemical Name: Evans blue free acid
CAS Number: 6968-33-8
Molecular Formula: C₃₄H₂₈N₆O₁₄S₄
Molecular Weight: 872.87800
Create Date: 2017-11-13 14:41:32
Modify Date: 2025-09-18 17:27:08

Name	Evans blue free acid
Synonyms	1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethyl [1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy- 4,4'-diamino-3-methyl-diphenylether Evan's blue

Density	1.81g/cm3
Molecular Formula	C₃₄H₂₈N₆O₁₄S₄
Molecular Weight	872.87800
Exact Mass	872.05500
PSA	392.94000
LogP	12.15560
Index of Refraction	1.788

82-47-3 structure

82-47-3

~%

6968-33-8 structure

6968-33-8

Literature: Hartwell; Fieser Organic Syntheses, 1936 , vol. 16, p. 12 Organic Syntheses, 1939 , vol. 19, p. 87 Show Details Hartwell; Fieser Coll.Vol., 1943 , vol. II, p. 145

Precursor 1
82-47-3
DownStream 0

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