383912-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 383912-06-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,8,3,9,1 and 2 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 383912-06:
(8*3)+(7*8)+(6*3)+(5*9)+(4*1)+(3*2)+(2*0)+(1*6)=159
159 % 10 = 9
So 383912-06-9 is a valid CAS Registry Number.
383912-06-9Relevant articles and documents
Total synthesis of epothilone A
Hindupur, Rama M,Panicker, Bijoy,Valluri, Muralikrishna,Avery, Mitchell A
, p. 7341 - 7344 (2001)
A convergent total synthesis of epothilone A (1) is described. The key steps are diastereoselective aldol condensation of aldehyde 3 to form the C6-C7 bond; macrolactonization and Wadsworth-Emmons reaction of methyl ketone with phosp