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蒸汽密度
4.46 (vs air)
品質等級
蒸汽壓力
1.9 mmHg ( 20 °C)
化驗
≥99.5%
形狀
liquid
自燃溫度
594 °F
expl. lim.
10 %
折射率
n20/D 1.417 (lit.)
pH值
11.1 (20 °C, 1 g/L)
bp
159 °C (lit.)
mp
−62 °C (lit.)
溶解度
water: soluble 3.8 g/L at 20 °C
密度
0.767 g/mL at 25 °C (lit.)
SMILES 字串
CCCCNCCCC
InChI
1S/C8H19N/c1-3-5-7-9-8-6-4-2/h9H,3-8H2,1-2H3
InChI 密鑰
JQVDAXLFBXTEQA-UHFFFAOYSA-N
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一般說明
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。
應用
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。
訊號詞
Danger
危險分類
Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A
儲存類別代碼
3 - Flammable liquids
水污染物質分類（WGK）
WGK 1
閃點（°F）
104.9 °F - closed cup
閃點（°C）
40.5 °C - closed cup
個人防護裝備
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
其他客户在看
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)
Daniel Gylestam et al.
The Annals of occupational hygiene, 58(1), 28-49 (2013-08-21)
The performance of a dry sampler, with an impregnated denuder in series with a glass fibre filter, using di-n-butylamine (DBA) for airborne isocyanates (200ml min(-1)) is investigated and compared with an impinger flask with a glass fibre filter in series
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
New Insight on the Study of the Kinetic of Biobased Polyurethanes Synthesis Based on Oleo-Chemistry.
Julien Peyrton et al.
Molecules (Basel, Switzerland), 24(23) (2019-12-01)
Nowadays, polyols are basic chemicals for the synthesis of a large range of polymers, such as polyurethane foams (PUF), which are produced with several other compounds, such as polyisocyanates. During the last decades, the oleo-chemistry has developed several routes from
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