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1260153-70-5

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1260153-70-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1260153-70-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,0,1,5 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1260153-70:
(9*1)+(8*2)+(7*6)+(6*0)+(5*1)+(4*5)+(3*3)+(2*7)+(1*0)=115
115 % 10 = 5
So 1260153-70-5 is a valid CAS Registry Number.

1260153-70-5Relevant articles and documents

Scandium-catalyzed propargylation of 1,3-diketones with propargyl alcohols bearing sulfur or selenium functional groups: Useful transformation to furans and pyrans

Ohta, Katsuki,Kobayashi, Taira,Tanabe, Genzoh,Muraoka, Osamu,Yoshimatsu, Mitsuhiro

experimental part, p. 1180 - 1186 (2010/10/20)

Propargylations of 1,3-diketones using 3-sulfanyl and 3-selanylpropargyl alcohols 1 in MeNO2-H2O gave alkynyl ketones 2a-m, 2o-v and 6,7-dihydro-5H-cyclohexa[b]pyran-5-ones 3k-n. With some bases, the useful propargylated 1,3-diketone

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