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299912-64-4

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299912-64-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 299912-64-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,9,9,1 and 2 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 299912-64:
(8*2)+(7*9)+(6*9)+(5*9)+(4*1)+(3*2)+(2*6)+(1*4)=204
204 % 10 = 4
So 299912-64-4 is a valid CAS Registry Number.

299912-64-4Downstream Products

299912-64-4Relevant articles and documents

Erlotinib derivative and preparing method thereof

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Paragraph 0027; 0028, (2016/11/14)

The invention provides an erlotinib derivative. The structural formula is shown as the formula (I), and the chemical name is 6,7-bis(2-methoxy ethyoxy)-N-(4-methoxy phenyl)quinazoline-4-amine. The preparing method of the compound includes the steps that 4

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