Cas 138260-72-7,2'-Phenylspiro<cyclopropane-3'-norbornane>-2'-ol

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Check Digit Verification of cas no

The CAS Registry Mumber 138260-72-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,2,6 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 138260-72:
(8*1)+(7*3)+(6*8)+(5*2)+(4*6)+(3*0)+(2*7)+(1*2)=127
127 % 10 = 7
So 138260-72-7 is a valid CAS Registry Number.

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138260-72-7Relevant academic research and scientific papers

(13)C NMR Spectroscopic Investigation of Tertiary Spiro-2'-yl Cations and Their Rearrangements

Olah, George A.,Reddy, V. Prakash,Rasul, Golam,Prakash, G. K. Surya

, p. 1114 - 1118 (1992)

2'-Methylspiro-2'-yl (9), 2'-phenylspiro-2'-yl (10), and 2'-cyclopropylspiro-2'-yl (11) cations were prepared from the corresponding alcohols with Magic Acid (1:1 SbF5 + FSO3

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