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4421-23-2

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4421-23-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4421-23-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,4,2 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 4421-23:
(6*4)+(5*4)+(4*2)+(3*1)+(2*2)+(1*3)=62
62 % 10 = 2
So 4421-23-2 is a valid CAS Registry Number.

4421-23-2SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 2,2-dimethyl-4-(prop-2-enoxymethyl)-1,3-dioxolane

1.2 Other means of identification

Product number -
Other names 2,2-dimethyl-4-allyloxymethyl-1,3-dioxolane

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:4421-23-2 SDS

4421-23-2Relevant articles and documents

Synthesis and Catalytic Activity of Quaternary Ammonium Salts Containing gem-Dichlorocyclopropane and 1,3-Dioxolane Fragments

Raskil’dina, G. Z.,Sakhabutdinova, G. N.,Yakovenko, E. A.,Zlotskii, S. S.

, p. 967 - 972 (2020/08/24)

Abstract: Quaternary ammonium salts containing gem-dichlorocyclopropane and 1,3-dioxolane groups were synthesized in high yield. The reactions of dichlorocarbonation of styrene and O-alkylation of 2,2-dimethyl-4-hydroxymethyl-1,3-dioxolane in the presence of quaternary ammonium salts were studied. It was established that in the O-alkylation reaction, compounds containing cycloacetal and allyl moieties have the maximum efficiency in the series of catalysts studied. The structures of the isolated salts were proved by 1H and 13C NMR spectroscopy.

Hybrid Fluorinated and Hydrogenated Double-Chain Surfactants for Handling Membrane Proteins

Legrand, Frderic,Breyton, Ccile,Guillet, Pierre,Ebel, Christine,Durand, Grgory

, p. 681 - 688 (2016/01/25)

Two hybrid fluorinated double-chain surfactants with a diglucosylated polar head were synthesized. The apolar domain consists of a perfluorohexyl main chain and a butyl hydrogenated branch as a side chain. They were found to self-assemble into small micel

Discovery of lipids from B. longum subsp. infantis using whole cell MALDI analysis

Timmer, Mattie S. M.,Sauvageau, Janelle,Foster, Amy J.,Ryan, Jason,Lagutin, Kirill,Shaw, Odette,Harper, Jacquie L.,Sims, Ian M.,Stocker, Bridget L.

, p. 7332 - 7341 (2014/11/08)

Bifidobacteria are dominant members of the microbial community in the intestinal tract of infants, and studies have shown that glycolipids extracted from the cell surface of these bacteria elicit beneficial immune responses. Accordingly, the identification and structural characterization of glycolipids from the cell wall of bifidobacteria is the first step in correlating glycolipid structure with biological activity. Using whole cell MALDI as a screening tool, we herein present for the first time the identification and structural elucidation of the major polar lipids from Bifidobacterium longum subs. infantis. The lipids identified include an unprecedented plasmenyl cyclophosphatidic acid and a mixed acetal glycolipid, with the latter subsequently being isolated and found to suppress the innate immune response.

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