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127757-17-9

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127757-17-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 127757-17-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,7,5 and 7 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 127757-17:
(8*1)+(7*2)+(6*7)+(5*7)+(4*5)+(3*7)+(2*1)+(1*7)=149
149 % 10 = 9
So 127757-17-9 is a valid CAS Registry Number.

127757-17-9Relevant articles and documents

Synthesis of Prenylated Quinones by the Oxydative Degradation Approach. Birch vs Vinylogous Birch Hydrogenolysis (BIHY vs VIBIHY) in Controlling Δ2 Stereochemistry of the Prenyl Chain

Ballester, Pablo,Capo, Magdalena,Garcias, Xavier,Saa, Jose M.

, p. 328 - 334 (2007/10/02)

Two novel approaches toward prenylated quinones are described.The first (route A) involves the following three basic operations: (a) construction of a 4-hydroxybenzylamine carrying a tertiary allyl alcohol (cinnamyl alcohol) side chain of appropriate leng

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