127861-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127861-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,8,6 and 1 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 127861-74:
(8*1)+(7*2)+(6*7)+(5*8)+(4*6)+(3*1)+(2*7)+(1*4)=149
149 % 10 = 9
So 127861-74-9 is a valid CAS Registry Number.
127861-74-9Relevant articles and documents
STRUCTURAL DIRECTIVITY IN THE CYCLIZATION OF 2,5,5-TRIMETHYL-2,6-DIENONES
Kron, A. A.,Cherkaev, G. V.,Aul'chenko, I. S.
, p. 2078 - 2080 (2007/10/02)
The structural directivity in the cyclization of 2,5,5-trimethyl-2,6-dienones in the presence of boron trifluoride etherate and sulfuric and orthophosphoric acids was studied.
