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254452-91-0

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254452-91-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 254452-91-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,4,4,5 and 2 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 254452-91:
(8*2)+(7*5)+(6*4)+(5*4)+(4*5)+(3*2)+(2*9)+(1*1)=140
140 % 10 = 0
So 254452-91-0 is a valid CAS Registry Number.

254452-91-0SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 14, 2017

Revision Date: Aug 14, 2017

1.Identification

1.1 GHS Product identifier

Product name ethyl 5(S)-(E)-7-[2-cyclopropyl-4-(4-fluorophenyl)-quinolin-3-yl]-5-hydroxy-3-oxo-6-heptenoate

1.2 Other means of identification

Product number -
Other names (E)-(5S)-7-[2-cyclopropyl-4-(4-fluoro-phenyl)-quinolin-3-yl]-5-hydroxy-3-oxo-hept-6-enoic acid ethyl ester

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:254452-91-0 SDS

254452-91-0Relevant articles and documents

PROCESS FOR PREPARING QUINOLINE DERIVATIVE

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Page/Page column 22-23, (2012/11/06)

The present invention relates to a novel process for preparing Pitavastatin calcium salt of formula (I).

Process for producing (3R,5S)-(E)-7-[2-cyclopropyl-4-(4-fluorophenyl)-quinolin- 3-yl]-3, 5-dihydroxyhept-6-enic acid esters

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Page 10, (2010/02/05)

A process for producing a compound represented by the following formula (IV): (wherein R denotes a hydrogen atom, an alkyl group, or an aryl group), comprising reducing a compound selected from the group consisting of: a compound represented by the following formula (I): (wherein R is as defined in the formula); a compound represented by the following formula (II): (wherein R is as defined in the formula); and a compound represented by the following formula (III): (wherein R is as defined in the formula), by reacting the compound with a cell of a microorganism and/or a cell preparation thereof capable of stereo-selectively reducing a keto group.

Enantioselective addition of diketene to aldehydes promoted by chiral Schiff base-titanium alkoxide complex. Application to asymmetric synthesis of potential inhibitors of HMG coenzyme reductase

Hayashi, Masahiko,Yoshimoto, Kazuya,Hirata, Naohito,Tanaka, Kiyoshi,Oguni, Nobuki,Harada, Katsumasa,Matsushita, Akio,Kawachi, Yasuhiro,Sasaki, Hiroshi

, p. 241 - 246 (2007/10/03)

Highly enantioselective addition of diketene to aldehydes was achieved by using novel Schiff base-titanium alkoxide complexes. Up to 92% ee of 5-hydroxy-3-oxoesters was obtained. This procedure provides an efficient method for the asymmetric synthesis of potential inhibitors of HMG coenzyme reductase.

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