135308-72-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135308-72-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,3,0 and 8 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 135308-72:
(8*1)+(7*3)+(6*5)+(5*3)+(4*0)+(3*8)+(2*7)+(1*2)=114
114 % 10 = 4
So 135308-72-4 is a valid CAS Registry Number.
135308-72-4Relevant articles and documents
Ethers of o-desmethyl venlafaxine
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Page column 9, (2008/06/13)
This invention provides O-α-acyloxyalkyl ethers of the venlafaxine metabolite 4-[2-(Dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenol, represented by Formula (I): wherein: the configuration at the steriogenic center (*) may be R, S, or RS (the racemate);