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-[(2-hydroxy-1-naphthyl)azo]-m-toluenesulphonic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

18524-46-4

18524-46-4 structure

18524-46-4 structure

Name: 4-[(2-hydroxy-1-naphthyl)azo]-m-toluenesulphonic acid
Chemical Name: ACID ORANGE 8 FREE ACID
CAS Number: 18524-46-4
Molecular Formula: C₁₇H₁₄N₂O₄S
Molecular Weight: 342.369
Create Date: 2021-09-10 00:12:51
Modify Date: 2025-10-06 14:24:24

Names
Properties

Name	ACID ORANGE 8 FREE ACID
Synonyms	4-[(E)-(2-Hydroxy-1-naphthyl)diazenyl]-3-methylbenzenesulfonic acid 4-[2-(2-Hydroxy-1-naphthalenyl)diazenyl]-3-methylbenzenesulfonic acid ACID ORANGE 8 FREE ACID EINECS 242-397-5 Benzenesulfonic acid, 4-[(E)-2-(2-hydroxy-1-naphthalenyl)diazenyl]-3-methyl-

Density	1.4±0.1 g/cm3
Molecular Formula	C₁₇H₁₄N₂O₄S
Molecular Weight	342.369
Exact Mass	342.067413
LogP	3.41
Index of Refraction	1.665

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