112797-12-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 112797-12-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,7,9 and 7 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 112797-12:
(8*1)+(7*1)+(6*2)+(5*7)+(4*9)+(3*7)+(2*1)+(1*2)=123
123 % 10 = 3
So 112797-12-3 is a valid CAS Registry Number.
112797-12-3Relevant articles and documents
SYNTHESIS OF THE ENANTIOMERS OF UMBELACTONE. CONFIGURATIONAL ASSIGNMENT OF THE NATURAL PRODUCT.
Ortuno, Rosa M.,Bigorra, Joaquim,Font, Josep
, p. 2199 - 2202 (1987)
Both (+)- and (-)-umbelactone have been synthetized from (R)-γ-hydroxymethyl-γ-butyrolactone and D-ribonolactone, respectively.The absolute configuration of the natural product has shown to be R-(+).
