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161484-58-8

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161484-58-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 161484-58-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,1,4,8 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 161484-58:
(8*1)+(7*6)+(6*1)+(5*4)+(4*8)+(3*4)+(2*5)+(1*8)=138
138 % 10 = 8
So 161484-58-8 is a valid CAS Registry Number.

161484-58-8Relevant articles and documents

(-)-Quinic Acid in Organic Synthesis. Part 4. Syntheses of Cyclophellitol and its (1R,6S)-, (2S)-, (1R,2S,6S)-Diastereoisomers

Shing, Tony K. M.,Tai, Vincent W.-F.

, p. 2017 - 2026 (2007/10/02)

Cyclophellitol 1 and its (1R,6S)-, (2S)-, (1R,2S,6S)-diastereoisomers 2, 3 and 4 are constructed from quinic acid involving the following key steps: regioselective cyclic sulfate ring opening, regiospecific oxidative elimination and an epoxidation.Diastereoisomers 1, 2, 3 and 4 are characterized as their corresponding tetraacetates 5, 6, 7 and 8.

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