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130444-49-4

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130444-49-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130444-49-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,4,4 and 4 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 130444-49:
(8*1)+(7*3)+(6*0)+(5*4)+(4*4)+(3*4)+(2*4)+(1*9)=94
94 % 10 = 4
So 130444-49-4 is a valid CAS Registry Number.

130444-49-4Downstream Products

130444-49-4Relevant articles and documents

A Novel Synthesis of 6-Hydroxyalkyl- and 6-Hydroxyaralkyl-6H-dibenzoxaphosphorin 6-Oxides

Yamada, Yoichi,Yasuda, Heinosuke,Saito, Toranosuke

, p. 845 - 850 (2007/10/02)

A new strategy for the synthesis of 6-hydroxyalkyl- and 6-hydroxyaralkyl-6H-dibenzoxaphosphorin 6-oxides 3 was achieved by the reaction of 2-(2-hydroxyphenyl)phenylphosphonic acid (1) with various carbonyl compounds 2.The desired products 3 were

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