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C29H46FN2O9PS3Si is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

111969-80-3

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111969-80-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111969-80-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,9,6 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 111969-80:
(8*1)+(7*1)+(6*1)+(5*9)+(4*6)+(3*9)+(2*8)+(1*0)=133
133 % 10 = 3
So 111969-80-3 is a valid CAS Registry Number.

111969-80-3Downstream Products

111969-80-3Relevant academic research and scientific papers

EFFICIENT SYNTHESES OF A NEW PENEM ANTIBIOTIC, SODIUM (5R,6S)-2-(2-FLUOROETHYLTHIO)-6-PENEM-3-CARBOXYLATE

Kawamoto, Isao,Endo, Rokuro,Suzuki, Kosato,Hata, Tadashi

, p. 123 - 128 (2007/10/02)

Two useful routes to sodium (5R,6S)-2-(2-fluoroethylthio)-6-penem-3-carboxylate (1) via trithiocarbonate (3) are reported.An intramolecular Wittig reaction of 6 and an oxalimide cyclization of 9 with phosphite are employed as key steps.

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