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2-Acetyl-3-(4-methoxy-phenyl)-4-(4-oxo-4H-benzo[e][1,3]oxazin-2-yl)-butyric acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

136229-81-7

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136229-81-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 136229-81-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,2,2 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 136229-81:
(8*1)+(7*3)+(6*6)+(5*2)+(4*2)+(3*9)+(2*8)+(1*1)=127
127 % 10 = 7
So 136229-81-7 is a valid CAS Registry Number.

136229-81-7Downstream Products

136229-81-7Relevant academic research and scientific papers

Some reactions of 2-styryl-4H-1,3-benzoxazin-4-ones with some nucleophiles and electrophiles

Soliman, A. Y.,Sayed, M. A.,El-Bassiouny, F. A.,El-Hashash, M. A.

, p. 754 - 759 (2007/10/02)

2-Styryl-4H-1,3-benzoxazin-4-ones (IIa-e) have been prepared and reacted with benzylamine and hydrazines to give the corresponding 2-(β,β-disubstituted ethylidene)-1,3-benzoxazinones (III and IV).Reaction of IIc with phenylmagnesium bromide gives VI.Compo

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