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78089-69-7

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78089-69-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78089-69-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,0,8 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 78089-69:
(7*7)+(6*8)+(5*0)+(4*8)+(3*9)+(2*6)+(1*9)=177
177 % 10 = 7
So 78089-69-7 is a valid CAS Registry Number.

78089-69-7Relevant articles and documents

Synthesis of Novel Phosphorus Heterocycles: 2-Aryl-1-methyl-2,3-dihydro-1H-2,1-benzazaphosphole 1-Oxides

Miles, J. A.,Grabiak, R. C.,Beeny, M. T.

, p. 3486 - 3492 (2007/10/02)

A class of novel phosphorus heterocycles, 2-aryl-1-methyl-2,3-dihydro-1H-2,1-benzazaphosphole 1-oxides (1), has been prepared, beginning with the nickel-catalyzed Arbuzov reaction of diethyl methylphosphonite and o-iodotoluene and ending with an intramole

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