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82214-71-9

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82214-71-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82214-71-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,2,1 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 82214-71:
(7*8)+(6*2)+(5*2)+(4*1)+(3*4)+(2*7)+(1*1)=109
109 % 10 = 9
So 82214-71-9 is a valid CAS Registry Number.

82214-71-9Relevant articles and documents

Synthesis of 3-Methoxy-10-methyl-11H-benzofluorene and (+/-)-9β-Carboxy-10β-methyl-3-oxo-1,2,3,4,6b,7,8,9,10,10a-decahydro-11H-benzofluorene

Dutt, Sachchidananda,Banerjee, Amalendu,Karmarkar, Tapan K.

, p. 192 - 196 (2007/10/02)

3-Methoxy-10-methyl-11H-benzofluorene (XI) and (+/-)-9β-carboxy-10β-methyl-3-oxo-1,2,3,4,6b,7,8,9,10,10a-decahydro-11H-benzofluorene (XIV), an etiojervane derivative, have been synthesised by a series of reactions starting from 1-bromomethyl-6-metho

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