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339148-74-2

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339148-74-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 339148-74-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,1,4 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 339148-74:
(8*3)+(7*3)+(6*9)+(5*1)+(4*4)+(3*8)+(2*7)+(1*4)=162
162 % 10 = 2
So 339148-74-2 is a valid CAS Registry Number.

339148-74-2Relevant articles and documents

Synthetic studies on halichlorine and pinnaic acid: Palladium-mediated construction of the bicyclic spiro core

Yokota, Wakako,Shindo, Mitsuru,Shishido, Kozo

, p. 871 - 885 (2007/10/03)

Palladium-mediated cyclization of 19 and 23 directed toward the construction of the bicyclic core (3), which would serve as a key intermediate for the total synthesis of halichlorine (1) and pinnaic acid (2), was explored and found to proceed for 19 in a

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