133961-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133961-79-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,9,6 and 1 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133961-79:
(8*1)+(7*3)+(6*3)+(5*9)+(4*6)+(3*1)+(2*7)+(1*9)=142
142 % 10 = 2
So 133961-79-2 is a valid CAS Registry Number.
133961-79-2Relevant articles and documents
Synthesis of Carboxylic Acid Derivatives of Dihydrochalcones
Levai, Albert
, p. 127 - 129 (2007/10/02)
Reaction of chalcones 1-8 with thioglycolic acid, 3-mercaptopropionic acid or thiosalicylic acid gives dihydrochalcone derivatives 9-23.