618070-62-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 618070-62-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,1,8,0,7 and 0 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 618070-62:
(8*6)+(7*1)+(6*8)+(5*0)+(4*7)+(3*0)+(2*6)+(1*2)=145
145 % 10 = 5
So 618070-62-5 is a valid CAS Registry Number.
618070-62-5Relevant articles and documents
Method for synthesizing 1-substituted phenyl-5-trifluoromethyl (difluoromethyl)-4-pyrazole carboxylic acid
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Paragraph 0044; 0045, (2018/01/11)
The invention relates to a method for synthesizing 1-substituted phenyl-5-trifluoromethyl (difluoromethyl)-4-pyrazole carboxylic acid. The method is as follows: performing a ring-forming reaction of phenylhydrazine or substituted phenylhydrazine with inte
