1529791-03-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1529791-03-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,2,9,7,9 and 1 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1529791-03:
(9*1)+(8*5)+(7*2)+(6*9)+(5*7)+(4*9)+(3*1)+(2*0)+(1*3)=194
194 % 10 = 4
So 1529791-03-4 is a valid CAS Registry Number.
1529791-03-4Relevant articles and documents
Synthesis of 4-anilinopiperidine methyl esters, intermediates in the production of carfentanil, sufentanil, and remifentanil
Walz, Andrew J.,Hsu, Fu-Lian
, p. 501 - 502 (2014)
Two spirodiaza intermediates have been made and employed in the synthesis of 4-anilinopiperidine methyl esters. These intermediates can be utilized in the production of commercial synthetic analgesics carfentanil, sufentanil, and remifentanil.
