123347-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123347-17-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,3,4 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 123347-17:
(8*1)+(7*2)+(6*3)+(5*3)+(4*4)+(3*7)+(2*1)+(1*7)=101
101 % 10 = 1
So 123347-17-1 is a valid CAS Registry Number.
123347-17-1Relevant articles and documents
SYNTHESIS AND REACTIONS OF 3-SUBSTITUTED-2-PHOSPHOMETHYL ACRYLATES
Schoen, William R.,Parsons, William H.
, p. 5201 - 5204 (2007/10/02)
3-Substituted-2-phosphomethyl acrylates can be prepared from a variety of phosphorous nucleophiles and aliphatic or aromatic aldehydes via a sequential Michael reaction followed by a Wittig-Horner-type olefination.