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Nb-methoxycarbonyl-6-methoxy-L-tryptophan methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

123287-67-2

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123287-67-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 123287-67-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,2,8 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 123287-67:
(8*1)+(7*2)+(6*3)+(5*2)+(4*8)+(3*7)+(2*6)+(1*7)=122
122 % 10 = 2
So 123287-67-2 is a valid CAS Registry Number.

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