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1310816-15-9

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1310816-15-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1310816-15-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,0,8,1 and 6 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1310816-15:
(9*1)+(8*3)+(7*1)+(6*0)+(5*8)+(4*1)+(3*6)+(2*1)+(1*5)=109
109 % 10 = 9
So 1310816-15-9 is a valid CAS Registry Number.

1310816-15-9Relevant articles and documents

Preparation and reaction of quinolinyl (or pyridinyl)phosphonium salts with base and pivalaldehyde

Shimada, Minami,Sugimoto, Osamu,Sato, Akihiro,Tanji, Ken-Ichi

experimental part, p. 837 - 847 (2011/05/14)

α- and γ-Heteroaryltriphenylphosphonium iodides were prepared by reaction of the corresponding heteroaryl iodides with triphenylphosphine. Reaction of β-heteroaryl iodides with triphenylphosphine in the presence of a palladium catalyst gave β-heteroaryltriphenylphosphonium iodides. Elimination of the heteroaryl group was achieved by treating the heteroaryltriphenylphosphonium iodides with a base. Further, the heteroaryl group was trapped with pivalaldehyde to introduce a pivaloyl substituent onto the heteroaromatic ring.

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