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1307240-58-9

1307240-58-9

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1307240-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1307240-58-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,7,2,4 and 0 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1307240-58:
(9*1)+(8*3)+(7*0)+(6*7)+(5*2)+(4*4)+(3*0)+(2*5)+(1*8)=119
119 % 10 = 9
So 1307240-58-9 is a valid CAS Registry Number.

1307240-58-9Relevant articles and documents

Incorporation of porphyrin acetylides into duplexes of the simplified nucleic acid GNA

Zhou, Hui,Johnson, Andrew T.,Wiest, Olaf,Zhang, Lilu

experimental part, p. 2840 - 2849 (2011/05/12)

A porphyrin-acetylide-modified GNA (glycol nucleic acid) phosphoramidite building block was synthesized in an economical fashion starting from (S)-glycidyl-4,4′- dimethoxytrityl ether in just 4 steps with an overall yield of 48%. The porphyrin acetylide n

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