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イソ酪酸エチル

Ethyl isobutyrate

HCID 7342
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基本情報概要名称と識別子物性安全と法規制化学と産業関連反応化合物ノート
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基本情報

CAS
97-62-1
標準SMILES
CCOC(=O)C(C)C
InChIKey
WDAXFOBOLVPGLV-UHFFFAOYSA-N
分子式
C6H12O2
平均分子量
116.16 g/mol
単同位体質量
116.08372962

概要

Ethyl isobutyrate appears as a colorless volatile liquid with a fruity, aromatic odor. Less dense than water and insoluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make flavoring extracts and other chemicals.

名称と識別子

優先名称
Ethyl isobutyrate
IUPAC
ethyl 2-methylpropanoate
現地名
イソ酪酸エチル
英語名
Ethyl isobutyrate
分子式
C6H12O2
分子量
116.16

名称と別名

ETHYL ISOBUTYRATE97-62-1Ethyl 2-methylpropanoateEthyl isobutanoatePropanoic acid, 2-methyl-, ethyl esterEthyl 2,2-dimethylacetateEthyl 2-methylpropionateIsobutyric acid, ethyl esterFEMA No. 24289A9661LN4HNSC-97194DTXSID7047728
名称をさらに表示
イソ酪酸エチルエチルイソブチレ-ト2-メチルプロパン酸エチルエチル=イソブチラートエチル 2-メチルプロパノアート2-メチルプロピオン酸エチルEthyl methylpropanoateFEMA 2428Ethyl-2-methylproanoateEthylisobutyrat
CHEBI:87303RefChem:138960DTXCID6027717202-595-4Isobutyric acid ethyl esterEthylisobutyratePropionic acid, 2-methyl-, ethyl esterEthyl iso-butyrate

データベース識別子

CAS
97-62-1
PubChem CID
7342
DTXSID
DTXSID7047728
ChEMBL
CHEMBL295870
ChEBI
CHEBI:87303
UNII
9A9661LN4H
EC Number
202-595-4
Nikkaji
J3.222K

物性

構造計算による物性

XLogP
1.5
極性表面積
26.3 Ų
水素結合供与体数
0
水素結合受容体数
2
回転可能結合数
3
重原子数
8
形式電荷
0
複雑度
76.6

実験および物理化学的性質

Chemical Classes · 2 件

Other Classes -> Esters, Other

Flammable agents - 3rd degree

LipidsFatty Acyls [FA] -> Fatty esters [FA07] -> Short fatty esters [FA0710]
SpringerMaterials PropertiesBoiling point
FragrancesFragrance Ingredient (Ethyl isobutyrate) -> IFRA transparency List
LogP1.55
Food AdditivesFLAVORING AGENT OR ADJUVANT -> FDA Substance added to food
Density0.862-0.868
Flavoring AgentsEU Flavoring substances
Solubility · 2 件

very soluble in ether

1 ml in 1 ml 95% alcohol (in ethanol)

Flash Pointless than 70 °F (NFPA, 2010)
Boiling Point · 2 件

112.00 to 113.00 °C. @ 760.00 mm Hg

112-113 °C

安全と法規制

安全情報は参考情報です。供給元の安全データシート(SDS)、適用法令、専門家による評価に代わるものではありません。

GHS分類

GHS Classification · 6 件

Danger

H225 (> 99.9%): Highly Flammable liquid and vapor [Danger Flammable liquids]

P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 1699 reports by companies from 10 notifications to the ECHA C&L Inventory.

Danger

H225: Highly Flammable liquid and vapor [Danger Flammable liquids]

危険有害性情報

Regulatory Information · 5 件

Chemical: Propanoic acid, 2-methyl-, ethyl ester

Regulation (EC) No 1831/2003 (amended)

Status: Active Update: 29-04-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/20388

Ethyl isobutyrate: Does not have an individual approval but may be used under an appropriate group standard

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.)

Other Safety InformationIMAP assessments - Propanoic acid, 2-methyl-, ethyl ester: Human health tier I assessment
DOT LabelFlammable Liquid
Fire Hazards · 2 件

Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:

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

Health Hazards · 2 件

Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:

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

Hazards SummaryA moderate skin irritant; Intraperitoneal LD50 (mouse) = 800 mg/kg; [RTECS] Safe when used as a flavoring agent in food; [JECFA] A skin and strong eye irritant; [Alfa Aesar MSDS]

化学と産業

薬理情報

Cellular LocationsCytoplasm

用途と製造

Uses · 2 件

Used to make flavoring compounds and essences; [Merck Index] Used as a flavoring agent; [FDA] Used to flavor animal feeds; [ExPub: EFSA - FEEDAP]

Farming (Feed Additives) [Category: Industry]

Household ProductsInformation on 2 consumer products that contain Ethyl Isobutyrate in the following categories is provided:
Use Classification · 3 件

Fragrance Ingredients

Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes

Flavoring Agents -> JECFA Flavorings Index

General Manufacturing InformationPropanoic acid, 2-methyl-, ethyl ester: ACTIVE
応用分野 · 4 件

用途香味料、香料の製造

天然物の起源Reported found in apple juice, banana, chocolate, cognac, Concord grape, honey, apricot, orange, pineapple, rum, strawberry, strawberry oil, watermelon, whiskey, champagne wine, grape wine, beer, port, passion fruit wine, sherry wine, orange juice, papaya, mango, kiwi fruit, quince, spineless monkey orange (Strychnos madagasc.), spearmint oil and Parmesan cheese.

使用Ethyl Isobutyrate is a synthetic flavoring agent that is a stable, colorless liquid of dry, fruity odor. it should be stored in tin, glass, or resin-lined containers. it is used to give fruity effects to flavors for applications in candy, baked goods, and beverages at 10–100 ppm.

一般的な説明Ethyl isobutyrate appears as a colorless volatile liquid with a fruity, aromatic odor. Less dense than water and insoluble in water. Vapors heavier than air. May irritate skin and eyes. Used to make flavoring extracts and other chemicals.

関連反応

175 件
反応記録を作成
HRID 47811 の反応式
HRID 47811反応物としてuspto-grants-2004_03
HRID 47997 の反応式
HRID 47997反応物としてuspto-grants-2004_03
HRID 61893 の反応式
HRID 61893反応物としてuspto-grants-2016_09
HRID 62884 の反応式
HRID 62884反応物としてuspto-grants-2016_09
HRID 90963 の反応式
HRID 90963反応物としてTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 102216 の反応式
HRID 102216反応物としてTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 108579 の反応式
HRID 108579反応物としてTraining data from https://doi.org/10.1039/C8SC04228D (2/10)
HRID 155979 の反応式
HRID 155979反応物としてTraining data from https://doi.org/10.1039/C8SC04228D (9/10)
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化合物ノート

読み込み中…

このページの内容基本情報概要名称と識別子物性安全と法規制化学と産業関連反応化合物ノート
その他の操作
ノートを作成反応を作成見積依頼を出す
Melting Point
-88.2 °C

物理化学的性質

融点
-88 °C · -88°C
沸点
112 · 112-113 °C (lit.)
比重(密度)
0.865 g/mL · 0.865 g/mL at 25 °C (lit.)
蒸気密度
4.01 · 4.01 (vs air)
蒸気圧
40 mm · 40 mm Hg ( 33.8 °C)
屈折率
20 · n20/D 1.387(lit.)
FEMA
2428 · 2428 | ETHYL ISOBUTYRATE
闪点
57 °F · 57 °F
貯蔵温度
Flammables area
溶解性
アルコール:混和性(点灯)
外見
液体
色
無色透明
臭い (Odor)
10 %。甘い空気のようなフルーティーなアルコールのフーゼル · ジプロピレングリコール中10.00%。甘い空気のようなフルーティーなアルコールのフーゼル ラミー
においのタイプ
フルーティーな
由来生物
synthetic
臭気閾値(Odor Threshold)
0.000022 ppm · 0.000022ppm
水溶解度
混和しないか、水に混ざりにくい。アルコールに可溶。
Merck
14 · 14,3814
JECFA Number
186 · 186
BRN
773846 · 773846
Henry's Law Constant
1.5 · 1.5×10-2 mol/(m3Pa) at 25℃, Brockbank (2013)
安定性
Volatile
主な用途
フレーバーそして香料
化粧品成分の機能
香料
InChI
1S/C6H12O2/c1-4-8-6(7)5(2)3/h5H,4H2,1-3H3
InChIKey
WDAXFOBOLVPGLV-UHFFFAOYSA-N
SMILES
CCOC(=O)C(C)C
LogP
1.8 at · 1.8 at 22.9℃
CAS データベース
97 · 97-62-1(CAS DataBase Reference)
NISTの化学物質情報
2 · Propanoic acid, 2-methyl-, ethyl ester(97-62-1)
EPAの化学物質情報
Ethyl isobutyrate (97-62-1)

化学的性質

化学的特性Ethyl isobutyrate has a fruity aromatic odor.

DOT ID and Guide2385 129
Reactive GroupEsters, Sulfate Esters, Phosphate Esters, Thiophosphate Esters, and Borate Esters
Reactivity AlertsHighly Flammable
Reactivity Profile · 1 件

An ester. Esters react with acids to liberate heat along with alcohols and acids. Strong oxidizing acids may cause a vigorous reaction that is sufficiently exothermic to ignite the reaction products. Heat is also generated by the interaction of esters with caustic solutions. Flammable hydrogen is generated by mixing esters with alkali metals and hydrides.

DOT Hazard Classification · 4 件

Ethyl isobutyrate

UN2385

Class 3 Flammable and combustible liquid (49 eCFR § 173.120)

PG II: the degree of danger presented by the material is medium

Air and Water ReactionsHighly flammable. Insoluble in water.

安全と保護具

Fire FightingExcerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / 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

Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:

General First Aid:

Exposure Control and Personal Protection· Wear positive pressure self-contained breathing apparatus (SCBA).
Nonfire Spill ResponseExcerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:
Isolation and Evacuation · 2 件

Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:

Immediate precautionary measure

Personal Protective Equipment (PPE)Excerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:
Emergency Response Planning GuidelinesCAUTION: The majority of these products have a very low flash point. Use of water spray when fighting fire may be inefficient.

安全データ

wgk
2
tsca
TSCA listed
rtecs
NQ4675000
ridadr
UN 2385
hs_code
29156000
risk_code
11-36/37/38
化審法
(2)-779
消防法
危-4-1-II
hazard_code
F,Xi
safety_code
16-26-36-36/37/39
hazard_class
3
packing_group
II
Hazard Classifications
Flam. Liq. 2
ストレージクラス
3 - Flammable liquids

調製方法

製造方法By esterification of ethanol with isobutyric acid under azeotropic conditions.

純化方法Wash the ester with aqueous 5% Na2CO3, then with saturated aqueous CaCl2. Dry it over CaSO4 and distil. [Beilstein 1 IV 846.]

上流・下流製品情報

上流原料

イソ酪酸

下流製品

3-Isopropylisoxazol-5-amine2,6-ジメチル-3,5-ヘプタンジオンイソブチルエチルエーテル3,3-ジメチル-2-ピロリジノン4-Amino-2,4-dihydro-5-(1-methylethyl)-3H-1,2,4-triazol-3-one5-メチルヘキサン-2,4-ジオン1,3-Pentanedione, 1-cyclopropyl-4-methyl-2,2-Dimethyl-3-oxo-propionic acid ethyl esterDiethyl 2,2-diMethyl-3-oxosuccinate4-クロロ-2,2-ジメチルブタン酸エチルPropanamide, N-(2-amino-2-methylpropyl)-2-methyl-Heptanoic acid, 2,2-dimethyl-, ethyl esterethyl 3-(3-methoxyphenyl)-2,2-dimethylpropanoate

補足説明

定義ChEBI: Ethyl isobutyrate is a fatty acid methyl ester obtained by the formal condensation of isobutyric acid with ethanol. It has a role as a metabolite. It is functionally related to an isobutyric acid.