Web二氯甲烷具有广谱的溶解力、低沸点以及相对而言最低的毒性和相对而言最好的反应惰性,使其成为有机合成中使用频率位居第一的有机溶剂。. 作为溶剂其地位几乎跟无机盐化学中的水相当 [3] 。. 有机合成原料. 二氯甲烷因为 立体电子效应 而显惰性,通常不 ... Webdichloromethane; methylene chloride Regulatory process names 25 Translated names 42 CAS names 1 IUPAC names 23 Trade names 10 Other names 1 Other identifiers 2 …
Dichloromethane - Methylene chloride, Dichloromethane - Sigma …
WebPodrobná charakteristika. Dichlormethan (DCM) je bezbarvá, po éteru nasládle zapáchající kapalina. DCM patří do skupiny alifatických chlorovaných uhlovodíků, je to silně těkavý. DCM je nehořlavý, s kyslíkem ale může tvořit výbušnou směs. DCM je jen omezeně rozpustný ve vodě, dobře se rozpouští v jiných ... WebIn the solid-phase synthesis of oligonucleotides, liquid reagents are used in each step of the synthesis cycle. Overall synthesis performance, and therefore total product yield and purity of the crude oligonucleotide, is highly dependent on the chemical purity of the monomers and the supporting liquid reagents and other solvents like ethylacetate, … early cancer screening advocacy programs
Methylene Chloride CH2Cl2 - PubChem
WebDichloromethane Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS; CAS Number: 75-09-2; Synonyms: Methylene Chloride, Dichloromethane,Methylene chloride; find Supelco-DX0835 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich WebThe ‘Substance identity’ section is calculated from substance identification information from all ECHA databases. The substance identifiers displayed in the InfoCard are the best available substance name, EC number, CAS number and/or the molecular and structural formulas. Some substance identifiers may have been claimed confidential, or may ... WebDichloromethane AR, ≥99%; CAS Number: 75-09-2; EC Number: 200-838-9; Synonyms: Methylene chloride; find Sigma-Aldrich-V800151 MSDS, related peer-reviewed papers, technical documents, similar products & more at Sigma-Aldrich early cancer symptoms