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130749-94-9

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130749-94-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130749-94-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,4 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 130749-94:
(8*1)+(7*3)+(6*0)+(5*7)+(4*4)+(3*9)+(2*9)+(1*4)=129
129 % 10 = 9
So 130749-94-9 is a valid CAS Registry Number.

130749-94-9Relevant articles and documents

Amino protection using triazones

Knapp, Spencer,Hale, Jeffrey J.,Bastos, Margarita,Gibson, Frank S.

, p. 2109 - 2112 (2007/10/02)

Primary amines protected by incorporation into a "triazone" derivative (3) are stable to various reduction, oxidation, organometallic, and basic hydrolysis conditions, and may be regenerated by treatment with aqueous ammonium chloride at 70°. An application to polyamine synthesis is described.

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