99474-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99474-65-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,4,7 and 4 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 99474-65:
(7*9)+(6*9)+(5*4)+(4*7)+(3*4)+(2*6)+(1*5)=194
194 % 10 = 4
So 99474-65-4 is a valid CAS Registry Number.
99474-65-4Relevant articles and documents
STUDIES ON THE ASYMMETRIC TOTAL SYNTHESIS OF TRICHOTHECENES. STEREOSELECTIVE CONSTRUCTION OF THE C-RING FRAGMENT
Hua, Duy H.,Venkataraman, S.
, p. 3765 - 3768 (2007/10/02)
A stereoselective construction of the C-ring fragment of trichothecenes from readily available 4-cumyloxy-2-cyclopentenol in 12 steps (24percent overall yield) is described.