123217-94-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123217-94-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,2,1 and 7 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 123217-94:
(8*1)+(7*2)+(6*3)+(5*2)+(4*1)+(3*7)+(2*9)+(1*4)=97
97 % 10 = 7
So 123217-94-7 is a valid CAS Registry Number.
123217-94-7Relevant articles and documents
A RADICAL CYCLISATION ROUTE TO (+/-)-ANDIROLACTONE, A SPIRO-γ-BUTYROLACTONE
Srikrishna, A.,Veera Raghava Sharma, G.
, p. 6487 - 6488 (2007/10/02)
Synthesis of Andirolactone (1), starting from 4-methyl cyclohex-3-en-1-one (5), via the radical cyclisation of the bromoacetal (7), is described.