176222-28-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176222-28-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,2,2 and 2 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 176222-28:
(8*1)+(7*7)+(6*6)+(5*2)+(4*2)+(3*2)+(2*2)+(1*8)=129
129 % 10 = 9
So 176222-28-9 is a valid CAS Registry Number.
176222-28-9Relevant articles and documents
First synthesis of (+)-brazilane from (+)-brazilin
Xu, Jinzhu,Yadan, Jean Claude
, p. 2421 - 2424 (2007/10/03)
The first synthesis of the enantiomerically pure brazilane was achieved from brazilin by the radical deoxygenation reaction of tertiary alcohols which took place with retention of configuration.