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142187-98-2

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142187-98-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142187-98-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,1,8 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 142187-98:
(8*1)+(7*4)+(6*2)+(5*1)+(4*8)+(3*7)+(2*9)+(1*8)=132
132 % 10 = 2
So 142187-98-2 is a valid CAS Registry Number.

142187-98-2Downstream Products

142187-98-2Relevant academic research and scientific papers

New Cholestane Bisdesmosides from the Bulbs of Ornithogalum thyrsoides

Kubo, Satoshi,Mimaki, Yoshihiro,Sashida, Yutaka,Nikaido, Tamotsu,Ohmoto, Taichi

, p. 1120 - 1124 (1992)

Four new cholestane bisdesmosides have been isolated from the fresh bulbs of Ornithogalum thyrsoides.Their structures were determined by spectroscopic analysis and chemical evidence to be (22S)-5α-cholestane-1β,3β,16β,22-tetrol 1-O-α-L-rhamnopyranoside 16

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