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5-amino-4-hydroxy-naphthalene-1-sulfonic acid is an organic compound with the chemical formula C10H9NO4S. It is a derivative of naphthalene, a polycyclic aromatic hydrocarbon, and features an amino group (-NH2) at the 5-position, a hydroxyl group (-OH) at the 4-position, and a sulfonic acid group (-SO3H) at the 1-position. 5-amino-4-hydroxy-naphthalene-1-sulfonic acid is known for its ability to form azo dyes when coupled with other aromatic amines, making it a valuable intermediate in the dye industry. It is also used in the synthesis of various pharmaceuticals and other chemical products due to its unique structure and reactivity. The compound is typically synthesized through chemical reactions involving naphthalene and other starting materials, and its properties can be further modified through various chemical processes to create a range of derivatives with different applications.

571-79-9

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571-79-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 571-79-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 5,7 and 1 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 571-79:
(5*5)+(4*7)+(3*1)+(2*7)+(1*9)=79
79 % 10 = 9
So 571-79-9 is a valid CAS Registry Number.

571-79-9SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 17, 2017

Revision Date: Aug 17, 2017

1.Identification

1.1 GHS Product identifier

Product name 5-amino-4-hydroxy-naphthalene-1-sulfonic acid

1.2 Other means of identification

Product number -
Other names 5-Amino-4-hydroxy-naphthalin-1-sulfonsaeure

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
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More Details:571-79-9 SDS

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