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133782-57-7

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133782-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133782-57-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,7,8 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 133782-57:
(8*1)+(7*3)+(6*3)+(5*7)+(4*8)+(3*2)+(2*5)+(1*7)=137
137 % 10 = 7
So 133782-57-7 is a valid CAS Registry Number.

133782-57-7Relevant articles and documents

Intramolecular cyclization-trapping of carbon radicals by olefins as means to functionalize 2′- and 3′-carbons in β-D-nucleosides

Wu,Xi,Gioeli,Chattopadhyaya

, p. 2237 - 2254 (2007/12/18)

Intramolecular free-radical addition-cyclization reactions of 1-(5′-O-(MMTr)-3′-deoxy-3′-phenylseleno-2′-O-allyl- or 2′-O-alkynyl-β-D-arabinofuranosyl)uracils 6a - 6d, 1-(5′O-(MMTr)-2′-deoxy-2′-phenylseleno-3′-O-allyl- or 3′-O-alkynyl-β-D-xylofuranosyl)ur

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