471232
二丁胺
≥99.5%
别名:
N,N-二-n-丁胺
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关于此项目
线性分子式:
(CH3CH2CH2CH2)2NH
化学文摘社编号:
分子量:
129.24
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
203-921-8
Beilstein/REAXYS Number:
506001
MDL number:
Assay:
≥99.5%
Bp:
159 °C (lit.)
Vapor pressure:
1.9 mmHg ( 20 °C)
vapor density
4.46 (vs air)
Quality Level
vapor pressure
1.9 mmHg ( 20 °C)
assay
≥99.5%
form
liquid
autoignition temp.
594 °F
expl. lim.
10 %
refractive index
n20/D 1.417 (lit.)
pH
11.1 (20 °C, 1 g/L)
bp
159 °C (lit.)
mp
−62 °C (lit.)
solubility
water: soluble 3.8 g/L at 20 °C
density
0.767 g/mL at 25 °C (lit.)
functional group
amine
SMILES string
CCCCNCCCC
InChI
1S/C8H19N/c1-3-5-7-9-8-6-4-2/h9H,3-8H2,1-2H3
InChI key
JQVDAXLFBXTEQA-UHFFFAOYSA-N
General description
二丁胺是一种高活性的催化剂，通常用作异氰酸酯衍生化反应中的试剂。
Application
二丁胺可用作反应物以合成：通过与芳基氯化物和溴化物的 Pd 催化 Buchwald-Hartwig 胺化反应合成
也可用作：
- N, N
- -二丁基-4-甲基苯胺。
- 通过与乙酸异丙烯酯的乙酰化反应合成 N,N-二丁基二乙酰胺。
也可用作：
- 不同消除反应中的强阻碍碱。
- 有机催化剂，通过芳香族醛、丙二腈和巴比妥酸的多组分缩合反应合成环状吡喃 [2,3-d] 嘧啶衍生物。
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Danger
存储类别
3 - Flammable liquids
flash_point_f
104.9 °F - closed cup
flash_point_c
40.5 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B
法规信息
危险化学品
此项目有
Determination of complex mixtures of airborne isocyanates and amines. Part 1. Liquid chromatography with ultraviolet detection of monomeric and polymeric isocyanates as their dibutylamine derivatives.
Spanne M, et al.
Analyst, 121(8), 1095-1099 (1996)
Chemistry of blocked isocyanates. II. Kinetics and mechanism of the reaction of dibutylamine with phenyl and 2-methylphenyl oxime carbamates.
Levine AW and Fech Jr J.
The Journal of Organic Chemistry, 37(15), 2455-2460 (1972)
Reddi Mohan Naidu Kalla et al.
European journal of medicinal chemistry, 76, 61-66 (2014-02-27)
A series of 2-amino-3-cyano-4H-chromen-4-ylphosphonates have been synthesized by reacting substituted salicylaldehydes, malononitrile, and dialkylphosphites using a catalytic amount of dibutylamine as an organocatalyst employing Knoevenagel, Pinner, and phospha-Michael reactions simultaneously in ethanol. This protocol is an environmentally friendly procedure and
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 471232-500ML | 04061832359663 |
| 471232-100ML | 04061832359649 |
| 471232-18L | 04061836827021 |
| 471232-1L | 04061832359656 |