72165-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72165-50-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,6 and 5 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 72165-50:
(7*7)+(6*2)+(5*1)+(4*6)+(3*5)+(2*5)+(1*0)=115
115 % 10 = 5
So 72165-50-5 is a valid CAS Registry Number.
72165-50-5Relevant articles and documents
SYNTHESIS OF MEVALONOLACTONE (HIOCHIC ACID LACTONE) EMPLOYING ASYMMETRIC EPOXIDATION AS THE KEY-STEP
Mori, Kenji,Okada, Katsuhide
, p. 557 - 559 (2007/10/02)
(R)-(-)-Mevalonolactone (hiochic acid lactone) of 91- 93percent e.e. was synthesized from an achiral starting material employing the Sharpless asymmetric epoxidation as the key-step.
