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68314-04-5

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  • DIPHENYLMETHYL (6R,7R)-7-(BENZOYLAMINO)-3-(CHLOROMETHYL)-8-OXO-5-OXA-1-AZABICYCLO[4.2.0]OCT-2-ENE-2-CARBOXYLATE

    Cas No: 68314-04-5

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68314-04-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 68314-04-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,3,1 and 4 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 68314-04:
(7*6)+(6*8)+(5*3)+(4*1)+(3*4)+(2*0)+(1*4)=125
125 % 10 = 5
So 68314-04-5 is a valid CAS Registry Number.

68314-04-5Upstream product

68314-04-5Relevant articles and documents

Preparation method of 3-chloromethyl oxacephem antibiotics parent nucleus

-

, (2017/02/02)

The invention discloses a preparation method of 3-chloromethyl oxacephem antibiotics parent nucleus and belongs to the technical field of drug synthesis. According to the invention, compound 1 is used as the raw material, and a three-step reaction is carr

CONVENIENT SYNTHESIS OF 3'-SUBSTITUTED METHYL 7α-METHOXY-1-OXACEPHEMS

Aoki, Tsutomu,Yoshioka, Mitsuru,Kamata, Susumu,Konoike, Toshiro,Haga, Nobuhiro,Nagata, Wataru

, p. 409 - 413 (2007/10/02)

A convenient synthesis of the title compounds 1 is achieved by formation of glycols 3, 12, 13 and 14 or chlorohydrins 6 from epioxazolines having pertinent allylic substituents, followed by stereoselective, intramolecular etherification to 4, 7, 15, 16 an

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