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(S)-1-[4-(2-hydroxyethyl)phenoxy]-2,3-epoxypropane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

297741-05-0

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297741-05-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 297741-05-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,7,7,4 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 297741-05:
(8*2)+(7*9)+(6*7)+(5*7)+(4*4)+(3*1)+(2*0)+(1*5)=180
180 % 10 = 0
So 297741-05-0 is a valid CAS Registry Number.

297741-05-0Relevant articles and documents

Technique for synthesizing levorotatory betaxolol hydrochloride (by machine translation)

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Paragraph 0009, (2017/03/17)

The invention discloses a technique for synthesizing levorotatory betaxolol hydrochloride, the process adopts to hydroxy phenylacetic alcohol and R- epoxy halogen propane is used as starting material, under certain conditions after alkylation, amination,

Concise synthesis of β-blockers (S)-metoprolol and (S)-betaxolol using hydrolytic kinetic resolution

Muthukrishnan,Garud, Dinesh R.,Joshi,Joshi

, p. 1872 - 1876 (2007/10/03)

Enantiopure (S)-metoprolol and (S)-betaxolol were prepared in an extremely simple and practical way using Jacobsen's hydrolytic kinetic resolution of terminal epoxides in isopropanol.

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