2-ブロモペンタン (約12%3-ブロモペンタン含む)

2-Bromopentane

HCID 7890CAS 107-81-3

基本情報

標準SMILES
CCCC(C)Br
InChIKey
LGAJYTCRJPCZRJ-UHFFFAOYSA-N
分子式
C5H11Br
平均分子量
151.04 g/mol
単同位体質量
150.00441245

概要

2-bromopentane appears as a colorless to yellow-colored liquid with a strong odor. Flash point 90 °F. Slightly denser than water and insoluble in water. Vapors heavier than air. May irritate skin and eyes. In high concentrations the vapors may be narcotic.

名称と識別子

優先名称
2-Bromopentane
IUPAC
2-bromopentane
現地名
2-ブロモペンタン (約12%3-ブロモペンタン含む)
英語名
2-Bromopentane
分子式
C5H11Br
分子量
151.04

名称と別名

2-BROMOPENTANE107-81-3Pentane, 2-bromo-2-Pentyl bromideDTXSID908704562-amyl bromideRefChem:85891DTXCID10818178203-521-3(+/-)-2-BromopentaneNSC 78961-methylbutyl bromide
名称をさらに表示
2-ブロモペンタン (約12%3-ブロモペンタン含む)2-ブロモペンタン1-メチルブチルブロミドsec-アミルブロミド2ブロモペンタン2-ペンチルブロミド (約12%3-ブロモペンタン含む)2‐ブロモペンタンブロモ-sec-ペンタン2-bromo-pentan2-Pentylbromidpentane,2-bromo-sec-Pentylbromide2-Bromopentaneid2-BROMPENTAN 5 ML
130321-66-3sec-amyl bromideMFCD00000160NSC-7896BR1101EINECS 203-521-3UN2343BRN 1718829

データベース識別子

CAS
107-81-3
PubChem CID
7890
DTXSID
DTXSID90870456
UNII
E7B8GV5AA4
EC Number
203-521-3
Nikkaji
J53.726H

物性

構造計算による物性

XLogP
2.7
極性表面積
0 Ų
水素結合供与体数
0
水素結合受容体数
0
回転可能結合数
2
重原子数
6

実験および物理化学的性質

Chemical ClassesFlammable agents - 3rd degree
SolventsSolvents -> Brominated Solvents
Density1.208 at 68 °F (USCG, 1999) - Denser than water; will sink
Flash Point69 °F (USCG, 1999)
Boiling Point243 °F at 760 mmHg (USCG, 1999)
Melting Point-140 °F (USCG, 1999)

物理化学的性質

融点
-95.5 °C · -95.5 °C
沸点
116 · 116-117 °C(lit.)
比重(密度)
1.223 g/mL · 1.223 g/mL at 25 °C(lit.)
屈折率
20 · n20/D 1.441(lit.)
闪点
69 °F · 69 °F
貯蔵温度
Flammables area
化学的性質 · 1 件

化学的特性2-bromopentane is a colorless to yellow-colored liquid with a strong odor. It is an optically active compound because it contains an asymmetric carbon (chiral carbon). An asymmetric carbon is carbon atom that is attached to four different types of atoms or groups of atoms. In 2-Bromopentance, the central carbon atom is attached to four different types of atoms (CH2, CH3, Br, H), hence it is an optically active compound.

安全と法規制

GHS分類

GHS Classification · 4 件

Danger

H225 (70.6%): Highly Flammable liquid and vapor [Danger Flammable liquids]

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 68 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

危険有害性情報

Regulatory Information · 3 件

Chemical: Pentane, 2-bromo-

Status: Active Update: 13-04-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/23970

The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)

DOT LabelFlammable Liquid
Fire Hazards · 2 件

Special Hazards of Combustion Products: Toxic fumes of Br

· HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames.

Health Hazards · 2 件

Irritating to eyes, nose, throat, and upper respiratory tract. Causes skin irritation. (USCG, 1999)

· May cause toxic effects if inhaled or absorbed through skin.

Hazards SummaryHighly flammable; A skin, eye, nose, throat, and upper respiratory tract irritant; Inhalation of high concentrations may cause CNS depression; [CAMEO] Highly flammable; An irritant; [MSDSonline]
DOT ID and Guide2343 130

安全と保護具

Fire FightingExcerpt from ERG Guide 130 [Flammable Liquids (Water-Immiscible / Noxious)]:
Accidental Release Measures · 2 件

· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.

· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.

First Aid · 2 件

Call a physician.

General First Aid:

Exposure Control and Personal Protection· Wear positive pressure self-contained breathing apparatus (SCBA).
Nonfire Spill ResponseExcerpt from ERG Guide 130 [Flammable Liquids (Water-Immiscible / Noxious)]:
Isolation and Evacuation · 2 件

Excerpt from ERG Guide 130 [Flammable Liquids (Water-Immiscible / Noxious)]:

Immediate precautionary measure

毒性情報

Adverse EffectsNeurotoxin - Acute solvent syndrome
Toxicity DataLC50 (mice) = 33,000 mg/m3

安全データ

wgk
3
tsca
TSCA listed
rtecs
RZ9800000
ridadr
UN 2343
hs_code
29033990
risk_code
11-36/37/38

化学と産業

用途と製造

General Manufacturing InformationPentane, 2-bromo-: ACTIVE

応用分野

使用Used as a chemical intermediate.

一般的な説明A colorless to yellow-colored liquid with a strong odor. Flash point 90°F. Slightly denser than water and insoluble in water. Vapors heavier than air. May irritate skin and eyes. In high concentrations the vapors may be narcotic.

調製方法

純化方法Dry it over K2CO3 and distil it through a short Vigreux column (p 11). [IR: Pines et al. J Am Chem Soc 74 4063 1952, Brown & Wheeler J Am Chem Soc 78 2199 1956, Beilstein 1 IV 312.]

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関連反応

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