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21643-42-5

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21643-42-5 Usage

Flammability and Explosibility

Nonflammable

Check Digit Verification of cas no

The CAS Registry Mumber 21643-42-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,6,4 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 21643-42:
(7*2)+(6*1)+(5*6)+(4*4)+(3*3)+(2*4)+(1*2)=85
85 % 10 = 5
So 21643-42-5 is a valid CAS Registry Number.
InChI:InChI=1/C17H32O2/c1-3-5-6-7-8-9-10-11-12-13-14-15-16-19-17(18)4-2/h4H,2-3,5-16H2,1H3

21643-42-5Downstream Products

21643-42-5Relevant articles and documents

Stable liquid foams from a new polyfluorinated surfactant

Russo, Maria,Amara, Zacharias,Fenneteau, Johan,Chaumont-Olive, Pauline,Maimouni, Ilham,Tabeling, Patrick,Cossy, Janine

supporting information, p. 5807 - 5810 (2020/06/03)

Liquid foams exhibiting long-term stability are a key-challenge in material design. Based on this perspective, new pyridinium polyfluorinated surfactants were synthesized from simple building blocks enabling unusually stable liquid foams. While the batch-generated foams were used for qualitative foaming evaluation, microfluidics allowed a quantitative insight into the aging effects of monodisperse foams.

Non-Viral CRISPR/Cas Gene Editing In Vitro and In Vivo Enabled by Synthetic Nanoparticle Co-Delivery of Cas9 mRNA and sgRNA

Miller, Jason B.,Zhang, Shuyuan,Kos, Petra,Xiong, Hu,Zhou, Kejin,Perelman, Sofya S.,Zhu, Hao,Siegwart, Daniel J.

supporting information, p. 1059 - 1063 (2017/01/18)

CRISPR/Cas is a revolutionary gene editing technology with wide-ranging utility. The safe, non-viral delivery of CRISPR/Cas components would greatly improve future therapeutic utility. We report the synthesis and development of zwitterionic amino lipids (ZALs) that are uniquely able to (co)deliver long RNAs including Cas9 mRNA and sgRNAs. ZAL nanoparticle (ZNP) delivery of low sgRNA doses (15 nm) reduces protein expression by >90 % in cells. In contrast to transient therapies (such as RNAi), we show that ZNP delivery of sgRNA enables permanent DNA editing with an indefinitely sustained 95 % decrease in protein expression. ZNP delivery of mRNA results in high protein expression at low doses in vitro (?1). Intravenous co-delivery of Cas9 mRNA and sgLoxP induced expression of floxed tdTomato in the liver, kidneys, and lungs of engineered mice. ZNPs provide a chemical guide for rational design of long RNA carriers, and represent a promising step towards improving the safety and utility of gene editing.

Cosmetic emulsions containing acrylamide copolymer

-

, (2008/06/13)

Water-in-oil emulsions wherein the emulsifier is a copolymer of 1 mol of acrylamide with 2 to 20 mols of at least one ethylenically unsaturated ester copolymerizable therewith selected from the group consisting of vinyl alkylcarboxylates, alkyl and cycloalkyl acrylates, and alkly and cycloalkyl methacrylates, wherein the alkyl and cycloalkyl groups contain 6 to 24 carbon atoms, and the continuous phase is a cosmetically acceptable oil, which can be prepared easily, safely and inexpensively. The emulsions are substantially odorless and are cosmetically acceptable for the care of the skin.

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