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138785-40-7

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138785-40-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138785-40-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,8 and 5 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 138785-40:
(8*1)+(7*3)+(6*8)+(5*7)+(4*8)+(3*5)+(2*4)+(1*0)=167
167 % 10 = 7
So 138785-40-7 is a valid CAS Registry Number.

138785-40-7Upstream product

138785-40-7Relevant articles and documents

Observations in the chemistry and biology of cyclic enediyne antibiotics: Total syntheses of calicheamicin γ1I and dynemicin A

Danishefsky, Samuel J.,Shair, Matthew D.

, p. 16 - 44 (2007/10/03)

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Synthese des Aryltetrasaccharidteilstuecks von Calicheamicin mit reduzierendem Terminus: Verknuepfung des vollsynthetischen Aglycons und des Kohlenhydratteils durch die Schmidt-Reaktion

Halcomb, Randall L.,Boyer, Serge H.,Danishefsky, Samuel J.

, p. 314 - 317 (2007/10/02)

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