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501649-30-5

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501649-30-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 501649-30-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,1,6,4 and 9 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 501649-30:
(8*5)+(7*0)+(6*1)+(5*6)+(4*4)+(3*9)+(2*3)+(1*0)=125
125 % 10 = 5
So 501649-30-5 is a valid CAS Registry Number.

501649-30-5Relevant articles and documents

A general method for meta and para functionalization of arenes using TMP2Mg·2 LiCl

Rohbogner, Christoph J.,Clososki, Giuliano C.,Knochel, Paul

, p. 1503 - 1507 (2008/12/23)

(Chemical Equation Presented) Getting directions: The (Me 2N)2P(O)O substituent serves as an effective directing-metalation group in the magnesiation of substituted arenes with TMP2Mg·2 LiCl (see scheme). This reaction can

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