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5H-benzoxazolo<3,2-a>quinolin-5-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54475-83-1

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54475-83-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54475-83-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,4,7 and 5 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54475-83:
(7*5)+(6*4)+(5*4)+(4*7)+(3*5)+(2*8)+(1*3)=141
141 % 10 = 1
So 54475-83-1 is a valid CAS Registry Number.

54475-83-1Relevant academic research and scientific papers

Further Studies on the Reaction of N-(2-Hydroxyphenyl)anthranilic Acids with Acetic Anhydride

Kim, Dong Han

, p. 1389 - 1392 (2007/10/02)

Reaction of N-(2-hydroxyphenyl)anthranilic acids (I) with acetic anhydride was investigated further.Treatment of Ia with refluxing acetic anhydride for 3 hours afforded two minor products, IIIa and IV, in addition to the previously reported IIa.Under simi

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