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228249-85-2

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228249-85-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 228249-85-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,8,2,4 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 228249-85:
(8*2)+(7*2)+(6*8)+(5*2)+(4*4)+(3*9)+(2*8)+(1*5)=152
152 % 10 = 2
So 228249-85-2 is a valid CAS Registry Number.

228249-85-2Downstream Products

228249-85-2Relevant articles and documents

Total, asymmetric synthesis of ethyl D-ido-4-heptulosuronate derivatives starting from diethyl 4-oxopimelate

Lemaire-Audoire, Sandrine,Vogel, Pierre

, p. 1283 - 1293 (2007/10/03)

Bromination of diethyl 4-oxopimelate, followed by double elimination of HBr and ketalization provided diethyl (E,E)-4,4-(ethylidenedioxy)hepta-2,5- dienedioate 4. Sharpless asymmetric dihydroxylation of 4 produced diethyl (2S,3S)-4,4-(ethylidenedioxy)-2,3

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