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ethyl 2-amino-3-hydroxy-4-methoxybenzoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128767-71-5

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128767-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128767-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,7,6 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 128767-71:
(8*1)+(7*2)+(6*8)+(5*7)+(4*6)+(3*7)+(2*7)+(1*1)=165
165 % 10 = 5
So 128767-71-5 is a valid CAS Registry Number.

128767-71-5Downstream Products

128767-71-5Relevant academic research and scientific papers

OXIDATION OF ORTHO-AMINOPHENOLS II. JOINT OXIDATION OF ETHYL 4-CHLORO- AND 4-METHOXY-3-HYDROXYANTHRANILATES

Korshunova, Z. I.,Glibin, E. N.

, p. 293 - 295 (2007/10/02)

During the oxidation of an equimolar mixture of ethyl 4-chloro- and 4-methoxy-3-hydroxyanthranilates only one "unsymmetrical" derivative of cinnabaric acid (diethyl 4-methoxy-6-chlorocinnabarate) is formed.The "symmetrical" derivatives, which result from the oxidative condensation of two molecules of the same aminophenol, are formed in insignificant amounts.

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