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324521-87-1

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324521-87-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 324521-87-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,2,4,5,2 and 1 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 324521-87:
(8*3)+(7*2)+(6*4)+(5*5)+(4*2)+(3*1)+(2*8)+(1*7)=121
121 % 10 = 1
So 324521-87-1 is a valid CAS Registry Number.

324521-87-1Relevant articles and documents

Preparation of 1,2-bis(4-hydroxyphenyl)-2-hydroxypropanes

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Example 1, (2008/06/13)

The present invention relates to the preparation of substituted or unsubstituted 1,2-bis(4-hydroxyphenyl)-hydroxyaliphatics such as 1,2-bis(4-hydroxyphenyl)-2-hydroxypropanes by reacting substituted or unsubstituted 1,2-bis(4-hydroxyphenyl)-halogen substituted aliphatics such as 1,2-bis(4-hydroxyphenyl)-2-chloropropanes in the presence of a base and water.

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