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137618-53-2

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137618-53-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137618-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,6,1 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 137618-53:
(8*1)+(7*3)+(6*7)+(5*6)+(4*1)+(3*8)+(2*5)+(1*3)=142
142 % 10 = 2
So 137618-53-2 is a valid CAS Registry Number.

137618-53-2Relevant articles and documents

GLYCOSAMINOGLYCAN DERIVATIVE AND METHOD FOR PRODUCING SAME

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Paragraph 0308-0309; 0313-0315, (2016/06/28)

The present invention provides a glycosaminoglycan derivative in which a group derived from glycosaminoglycan and a group derived from a physiologically active substance having at least one of a carboxy group and a hydroxy group are coupled by covalent bond with a spacer therebetween, in which the spacer is selected in accordance with the decomposition rate of the covalent bond to the group derived from the physiologically active substance.

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