N-Methyl-bis(trifluoroacetamide),MBTFAisamemberoftheperfluoroacidanhydridefamilyofproducts.MBTFAisreactivetowardsprimary(-NH2)andsecondaryamines(-NRH),hydroxyl(-OH)andthiol(-SH)groupsundermildandnon-acidicconditions.Theproductderivativesandthereactionbi-productsofMBTFAarevolatileandstable,makingitagoodchoicefortrifluoroacetylatingreagent.

Understandardizedconditions,MBTFAreactsfasterwithaminesthanwithalcohols,phenolsorthiols.Thisreagentiscommonlyusedtoderivatizecarbohydrates,creatingvolatilederivativesthatareeasytoanalyze.Likeotherfluorinatedacetylationreagents,MBTFAderivativesaredetectedbyelectroncapturedetectors(ECD)withgreatsensitivity.

PackageSizes:10x1gram25gramsand100grams

ProductNumbers:12204-10x1,12204-25,and12204-100

ProductName:MBTFA

AlternativeNames:N-Methyltrifluoroacetamide;N-Methyl-bis(trifluoroacetamide);MBTFAderivatization;2,2,2-Trifluoro-N-methyl-N-trifluoroacetamide,2,2,2-Trifluoro-N-methyl-N-trifluoroacetylacetamide;CAS#685-27-8

Specifications

Appearance:Clear,colorlessliquid

Purity:is≥98.0%

Storage:20°C,protectedfrommoisture

Properties

PropertiesPhysicalState:Liquid

CAS#:685-27-8

ChemicalFormula:C₅H₃F₆NO₂

MolecularWeight:223.07

BoilingPoint:123–124°C(Lit)

SpecificGravity:1.547(Lit)

InternationalShipping

TariffCode:2925.19.9100

IATA(UNCode):2920

Covachem-4-甲氧六氟丁酰氯（4-CB）描述价钱数量购买包装尺寸：5 x 1克SKU：12207-5x1$ 99.00加包装尺寸：10克SKU：12207-10$ 189.00加包装尺寸：25克SKU：12207-25$ 379.00加全部添加到购物车描述发送4-carbethoxyhexafluorobutyrl chloride（4-CB）是一种烷基化试剂，用于衍生化样品以改善气相色谱分离。在进行GC分析之前，可以使用4-CB衍生化血液样本中的苯丙胺代谢物。包装尺寸：5 x 1克和25克产品编号：12207-5x1和12207-25产品名称：4-甲氧六氟丁酰氯（4-CB）备用名称：4-Carbethoxyhexafluorobutyrl chloride; 4-CB; 乙基六氟戊二酰氯技术指标外观：无色透明液体纯度：≥98％储存：4°C，防潮特性物理状态：液体CAS＃：18381-53-8化学式：C 7 H 5 ClF 6 O 3分子量：286.56沸点：159°C（升）比重：1.47（升）