69310-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69310-54-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,3,1 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 69310-54:
(7*6)+(6*9)+(5*3)+(4*1)+(3*0)+(2*5)+(1*4)=129
129 % 10 = 9
So 69310-54-9 is a valid CAS Registry Number.
69310-54-9Relevant articles and documents
Synthesis of vinylphosphinoyl derivatives. Triethyl orthoformate as a new dehydrohalogenating agent
Kurdyumova,Ragulin,Tsvetkov
, p. 750 - 752 (2007/10/03)
Trimethyl and triethyl orthoformates are proposed as new dehydrohalogenating agents. They are used for synthesis of vinylphosphinoyl compounds.