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(6R,7R)-7-{2-(2-Amino-thiazol-4-yl)-2-[(Z)-1-tert-butoxycarbonyl-1-methyl-ethoxyimino]-acetylamino}-3-chloromethyl-8-oxo-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid 4-methoxy-benzyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128378-10-9

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128378-10-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128378-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,3,7 and 8 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 128378-10:
(8*1)+(7*2)+(6*8)+(5*3)+(4*7)+(3*8)+(2*1)+(1*0)=139
139 % 10 = 9
So 128378-10-9 is a valid CAS Registry Number.

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