Cas 298181-34-7,C23H38O4Si

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Check Digit Verification of cas no

The CAS Registry Mumber 298181-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,8,1,8 and 1 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 298181-34:
(8*2)+(7*9)+(6*8)+(5*1)+(4*8)+(3*1)+(2*3)+(1*4)=177
177 % 10 = 7
So 298181-34-7 is a valid CAS Registry Number.

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298181-34-7Relevant academic research and scientific papers

New route to the synthesis of the illudane skeleton by Michael-Michael- elimination reaction

Tokuzaki, Kazuo,Kanemitu, Yasuhiro,Yoshimitsu, Takehiko,Nagaoka, Hiroto

, p. 5923 - 5926 (2000)

A new route to the synthesis of an optically active illudane skeleton from (R)-(-)-pantolactone (4) is established. The tricyclic ring system was constructed by Michael-Michael-elimination reaction of the enolate of (3S,5R)-3-(tert-butyldimethylsilyloxy)-

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