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39657-47-1

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39657-47-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39657-47-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,6,5 and 7 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 39657-47:
(7*3)+(6*9)+(5*6)+(4*5)+(3*7)+(2*4)+(1*7)=161
161 % 10 = 1
So 39657-47-1 is a valid CAS Registry Number.
InChI:InChI=1/C11H11ClO5/c1-6(13)17-10-8(15-2)4-7(11(12)14)5-9(10)16-3/h4-5H,1-3H3

39657-47-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name (4-carbonochloridoyl-2,6-dimethoxyphenyl) acetate

1.2 Other means of identification

Product number -
Other names O-acetylsyringoyl chloride

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:39657-47-1 SDS

39657-47-1Relevant articles and documents

NOVEL α-TOCOPHEROL DERIVATIVES, AND COSMETIC USES OF THE SAME

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Paragraph 0089-0092, (2019/07/03)

The present invention relates to a novel andalpha;-tocopherol derivative compound and cosmetic uses thereof, more specifically, a compound represented by chemical formula 1. The present invention has an antioxidant activity as a novel compound and inhibits the activity of elastase, which is a degradation enzyme of elastin protein related to wrinkle formation of skin, thereby having an effect of alleviating skin wrinkles. In the chemical formula 1, n is 3, and R_1 is each independently hydrogen, a methyl group, or an acetyl group.COPYRIGHT KIPO 2019

NOVEL PHENOLIC ACID DERIVATIVES, AND USES OF THE SAME

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Paragraph 0103; 0106; 0107, (2018/03/09)

The present invention relates to a novel phenolic acid-type derivative compound having whitening and antioxidant activities and a use thereof, and more specifically, to a compound represented by chemical formula 1 below, an isomer thereof, or a salt thereof. Compounds according to the present invention have a tyrosinase-inhibiting skin whitening activity and therefore can be beneficially used in a skin-whitening pharmaceutical composition or cosmetic product, and also have an antioxidant activity and therefore can be used beneficially to prevent or treat skin aging. In the chemical formula 1, n is 0 or 1; X is NH or S; Y is an alkyl group having 1-2 carbon atoms; R is a hydroxyl alkyl, hydroxyl aryl, or hydroxyl alkylaryl group having 1-8 carbon atoms, an amino group, or an amide group; R_2 is H or an alkyl group having 1-3 carbon atoms; and R_3 is H or a methyl group.COPYRIGHT KIPO 2016

Synthesis of selective butyrylcholinesterase inhibitors coupled between α-lipoic acid and polyphenols by using 2-(piperazin-1-yl)ethanol linker

Yeun, Go Heum,Lee, Seung Hwan,Lim, Yong Bae,Lee, Hye Sook,Won, Moo-Ho,Lee, Bong Ho,Park, Jeong Ho

, p. 1025 - 1029 (2013/07/28)

In the previous paper (Bull. Korean Chem. Soc., 2011, 32, 2997), the hybrid molecules between a-lipoic acid (ALA) and polyphenols (PPs) connected with neutral 2-(2-aminoethoxy)ethanol linker (linker-1) showed new biological activity such as butyrylcholinesterase (BuChE) inhibition. In order to increase the binding affinity of the hybrid compounds to cholinesterase (ChE), the neutral 2-(2-aminoethoxy)ethanol (linker 1) was switched to the cationic 2-(piperazin-1-yl)ethanol linker (linker 2). The IC50 values of the linker-2 hybrid molecules for BuChE inhibition were lower than those of linker-1 hybrid molecules (except 9-2) and they also had the same great selectivity for BuChE over AChE (> 800 fold) as linker-1 hybrid molecules. ALA-acetyl caffeic acid (10- 2, ALA-AcCA) was shown as an effective inhibitor of BuChE (IC50 = 0.44 ± 0.24 μM). A kinetic study using 7- 2 showed that it is the same mixed type inhibition as 7-1. Its inhibition constant (Ki) to BuChE is 4.3 ± 0.09 μM.

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