1383827-77-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1383827-77-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,3,8,2 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1383827-77:
(9*1)+(8*3)+(7*8)+(6*3)+(5*8)+(4*2)+(3*7)+(2*7)+(1*7)=197
197 % 10 = 7
So 1383827-77-7 is a valid CAS Registry Number.
1383827-77-7Relevant articles and documents
Synthesis method of 2-methylsulfonyl-4-trifluoromethyl benzoic acid
-
Paragraph 0007; 0022-0023; 0026-0027; 0030-0031, (2020/12/14)
The invention belongs to the field of preparation of pesticide intermediates, and particularly relates to a synthesis method of an intermediate 2-methylsulfonyl-4-trifluoromethyl benzoic acid for preparing important pesticides such as sulfonyl pyrazole an
