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663605-88-7

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663605-88-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 663605-88-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,3,6,0 and 5 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 663605-88:
(8*6)+(7*6)+(6*3)+(5*6)+(4*0)+(3*5)+(2*8)+(1*8)=177
177 % 10 = 7
So 663605-88-7 is a valid CAS Registry Number.

663605-88-7Downstream Products

663605-88-7Relevant articles and documents

A Route to the Thapsigargins from (S)-Carvone Providing a Substrate-Controlled Total Synthesis of Trilobolide, Nortrilobolide, and Thapsivillosin F

Oliver, Steven F.,Hoegenauer, Klemens,Simic, Oliver,Antonello, Alessandra,Smith, Martin D.,Ley, Steven V.

, p. 5996 - 6000 (2007/10/03)

An entirely substrate-controlled total synthesis of three members of the thapsigargin family (e.g. trilobolide) is achieved starting from (S)-carvone. The synthesis is linear in nature but is achieved in high yield (> 90% per step). The route permits late

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