471828
N-甲基二乙醇胺
≥99%
别名:
N,N-双(2-羟乙基)甲胺, MDEA, 甲氨基二乙醇
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关于此项目
线性分子式:
CH3N(CH2CH2OH)2
化学文摘社编号:
分子量:
119.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
203-312-7
Beilstein/REAXYS Number:
1734441
MDL number:
Assay:
≥99%
InChI key
CRVGTESFCCXCTH-UHFFFAOYSA-N
InChI
1S/C5H13NO2/c1-6(2-4-7)3-5-8/h7-8H,2-5H2,1H3
SMILES string
CN(CCO)CCO
vapor density
4 (vs air)
vapor pressure
0.01 mmHg ( 20 °C)
assay
≥99%
autoignition temp.
770 °F
expl. lim.
99 %, 55 °F, ~56 %, 23 °F, ~8.8 %
Quality Level
bp
246-248 °C (lit.)
density
1.038 g/mL at 25 °C (lit.)
functional group
amine, hydroxyl
General description
N-Methyldiethanolamine is a tertiary amine utilized in boronate ester formation and nucleophilic substitutions.
Application
N-Methyldiethanolamine (MDEA) may be employed in the following studies:
- Synthesis of aluminophosphate-based molecular sieves.
- Preparation of N-methyl-N-R-N,N-bis(2-hydroxyethyl) ammonium bromides.
- Preparation of cationic polyurethane dispersions.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2
存储类别
10 - Combustible liquids
flash_point_f
260.6 °F - closed cup
flash_point_c
127 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
法规信息
监管及禁止进口产品
此项目有
Highly stretchable nanoalginate based polyurethane elastomers.
Daemi H, et al.
Carbohydrate Polymers, 95(2), 630-636 (2013)
Dehua Wang et al.
Journal of colloid and interface science, 445, 119-126 (2015-01-24)
In the present study, N-methyldiethanolamine (MDEA) is demonstrated to be a multifunctional structure-directing agent for the synthesis of aluminophosphate-based molecular sieves. Four types of molecular sieves, including SAPO-34, -35, AlPO-9 and -22, are for the first time acquired with MDEA
N-Methyldiethanolamine
Saher HS
eEROS (Encyclopedia of Reagents for Organic Synthesis) (2001)
Wen-Shuai Liu et al.
Chemical biology & drug design, 85(1), 91-97 (2014-09-13)
Five N-methyl-N-R-N,N-bis(2-hydroxyethyl) ammonium bromides (R = -benzyl (chloride, BNQAS), -dodecyl (C12QAS), -tetradecyl (C14QAS), -hexadecyl (C16QAS), -octadecyl (C18QAS)) were prepared based on N-methyldiethanolamine (MDEA) and halohydrocarbon. Five QAS were characterized by FTIR, NMR, and MS. BNQAS, C12QAS, C14QAS, and C16QAS were
Jacob D McDonald et al.
Environmental science & technology, 48(18), 10821-10828 (2014-08-29)
Carbon dioxide (CO2) absorption with aqueous amine solvents is a method of carbon capture and sequestration (CCS) from flue gases. One concern is the possible release of amine solvents and degradation products into the atmosphere, warranting evaluation of potential pulmonary
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