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23661-58-7

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23661-58-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23661-58-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,6,6 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 23661-58:
(7*2)+(6*3)+(5*6)+(4*6)+(3*1)+(2*5)+(1*8)=107
107 % 10 = 7
So 23661-58-7 is a valid CAS Registry Number.

23661-58-7Relevant articles and documents

The Reaction of Bromo- and Iodo-phosphoranes with Unactivated Coarse Grain Manganese Metal Powder to Yield and n> (X = Br or I) by Insertion of Mn into the P-X Bond. The Crystal Structure of

Godfrey, Stephen M.,McAuliffe, Charles A.,Pritchard, Robin G.

, p. 371 - 376 (2007/10/02)

The novel reaction of crude manganese metal powder with dibromo- and diiodo-phosphoranes, R3PX2, has been studied.Reaction of the phosphoranes R3PI2 (R = phenyl or substituted aryl) with manganese allows insertion of the metal into P-X bonds and gives the

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