ChemicalBook CAS DataBase List (2R,6R,7R)-3-Methylene-7-(p-toluoylamino)-8-oxo-5-oxa-1-azabicyclo[4.2.0]octane-2-carboxylic acid diphenylmethyl ester

(2R,6R,7R)-3-Methylene-7-(p-toluoylamino)-8-oxo-5-oxa-1-azabicyclo[4.2.0]octane-2-carboxylic acid diphenylmethyl ester synthesis

5synthesis methods

Product Name:(2R,6R,7R)-3-Methylene-7-(p-toluoylamino)-8-oxo-5-oxa-1-azabicyclo[4.2.0]octane-2-carboxylic acid diphenylmethyl ester
CAS Number:68313-81-5
Molecular formula:C29H26N2O5
Molecular Weight:482.53

4-Oxa-2,6-diazabicyclo[3.2.0]hept-2-ene-6-acetic acid, α-(1-Methylethenyl)-3-(4-Methylphenyl)-7-oxo-, diphenylMethyl ester, [1R-[1α,5α,6(R*)]]- (9CI)

67978-05-6
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(2R,6R,7R)-3-Methylene-7-(p-toluoylamino)-8-oxo-5-oxa-1-azabicyclo[4.2.0]octane-2-carboxylic acid diphenylmethyl ester

68313-81-5
18 suppliers
$502.04/5MG

Yield:68313-81-5 38.2%

Reaction Conditions:

Stage #1: C₂₉H₂₆N₂O₄with chlorine;sodium hydrogencarbonate in water;ethyl acetate at 20 - 25;
Stage #2: with sodium iodide in tetrahydrofuran at 25;Further stages;

References:

He, Yi;Wu, Jian Bo;Lei, Fan;Chen, Pei;Hai, Li;Wu, Yong [Chinese Chemical Letters,2012,vol. 23,# 4,p. 407 - 410] Location in patent:scheme or table

4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-6-[(4-methylbenzoyl)amino]-7-oxo-, (2S,5R,6R)-

17028-66-9
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68313-81-5
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$502.04/5MG

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4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-6-[(4-methylbenzoyl)amino]-7-oxo-, diphenylmethyl ester, 4-oxide, [2S-(2α,5α,6α)]-

82468-41-5
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68313-81-5
18 suppliers
$502.04/5MG

References

91-01-0 Synthesis

91-01-0
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68313-81-5
18 suppliers
$502.04/5MG

References

4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-6-[(4-methylbenzoyl)amino]-7-oxo-, diphenylmethyl ester, (2S,5R,6R)-

104101-66-8
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68313-81-5
18 suppliers
$502.04/5MG

References