343227-73-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 343227-73-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,2,2 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 343227-73:
(8*3)+(7*4)+(6*3)+(5*2)+(4*2)+(3*7)+(2*7)+(1*3)=126
126 % 10 = 6
So 343227-73-6 is a valid CAS Registry Number.
343227-73-6Relevant articles and documents
REACTION DE WITTIG "ANORMALE"
Kolodiazhnyi, Oleg I.
, p. 439 - 442 (2007/10/02)
The reaction of P-chloroylids with aldehydes and ketones gives vinylphosphine oxydes.