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140176-28-9

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140176-28-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140176-28-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,1,7 and 6 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 140176-28:
(8*1)+(7*4)+(6*0)+(5*1)+(4*7)+(3*6)+(2*2)+(1*8)=99
99 % 10 = 9
So 140176-28-9 is a valid CAS Registry Number.

140176-28-9Relevant articles and documents

Synthesis of Inhibitors of 2,3-Oxidosqualene-lanosterol Cyclase: Conjugate Addition of Organocuprates to N-(Carbobenzyloxy)-3-carbomethoxy-5,6-dihydro-4-pyridone

Dodd, Dharmpal S.,Oehlschlager, Allan C.

, p. 2794 - 2803 (1992)

Synthesis of ammonium ion analogues of the first cationic intermediate, 5, presumed to be formed during the cyclization of 2,3-oxidosqualene by 2,3-oxidosqualene-lanosterol cyclase are reported.The required 2,3-substituted-4-piperidinols are prepared by c

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