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(1S,2R,3S)-1-Benzoyl-5-phenyl-2-((E)-styryl)-6-oxa-4-aza-spiro[2.4]hept-4-en-7-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77400-98-7

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77400-98-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77400-98-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,0 and 0 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 77400-98:
(7*7)+(6*7)+(5*4)+(4*0)+(3*0)+(2*9)+(1*8)=137
137 % 10 = 7
So 77400-98-7 is a valid CAS Registry Number.

77400-98-7Downstream Products

77400-98-7Relevant academic research and scientific papers

REACTIONS OF 4-METHYLENE-2-PHENYL-2-OXAZOLIN-5-ONES WITH SULFUR YLIDES

Tsuge, Otohiko,Noguchi, Michihiko,Moriyama, Hiroyuki

, p. 209 - 214 (2007/10/02)

The reaction of 2-phenyl-4-phenylmethylene-2-oxazolin-5-one with dimethyloxosulfonium methylide proceeded via a nucleophilic attack of the methylide on the carbonyl carbon in the oxazolinone with concurrent ring opening to give 1:1 adduct, dimethyloxosulf

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