34157-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34157-45-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,1,5 and 7 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 34157-45:
(7*3)+(6*4)+(5*1)+(4*5)+(3*7)+(2*4)+(1*5)=104
104 % 10 = 4
So 34157-45-4 is a valid CAS Registry Number.
34157-45-4Relevant articles and documents
Organic compounds and process
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, (2008/06/13)
Certain new 1-(substituted-hydrocarbyl)-di- and trihalopyrazoles have been synthesized. They possess herbicidal and plant growth regulatory activity. The hydrocarbyl group, i.e., alkylene or alkenylene group at the 1-nitrogen of the pyrazole nucleus has e