139681-18-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139681-18-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,6,8 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 139681-18:
(8*1)+(7*3)+(6*9)+(5*6)+(4*8)+(3*1)+(2*1)+(1*8)=158
158 % 10 = 8
So 139681-18-8 is a valid CAS Registry Number.
139681-18-8Relevant articles and documents
Process for preparing substituted N-oxy-imidic acid derivatives
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, (2008/06/13)
N-oxy substituted imidic acid derivative of the formula STR1 where R1, R2 and R3 are alkyl and aryl substituents, which are useful as antidiabetic and hypolipidemic agents are prepared by the following procedure: STR2 wher