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2-Methyl-2-butanol acetate

HCID 12238
NotesReactions
Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Substructure searchFind similar structures

Basic information

CAS
625-16-1
Standard SMILES
CCC(C)(C)OC(C)=O
InChIKey
JCCIFDCPHCKATH-UHFFFAOYSA-N
Molecular formula
C7H14O2
Average molar mass
130.18 g/mol
Monoisotopic mass
130.09937969

Overview

Tert-amyl acetate is a colorless to yellow watery liquid with a weak odor of bananas. Floats on water. Produces irritating vapor. (USCG, 1999)

Names & identifiers

Preferred name
2-Methyl-2-butanol acetate
IUPAC
2-methylbutan-2-yl acetate
English name
T-PENTYL ACETATE
Molecular formula
C7H14O2
Molecular weight
130.18

Names & synonyms

tert-Amyl acetate2-Butanol, 2-methyl-, acetate2-Methyl-2-butanol acetatetertAmyl acetatetertPentyl acetateRefChem:4751611,1Dimethylpropyl acetate2Butanol, 2methyl, acetate809-420-62-methylbutan-2-yl acetate625-16-1T-PENTYL ACETATE
Show more names
TERT-AMYLACETATEtertiary amyl acetateCH3C(O)OC(CH3)2CH2CH31,1-DIMETHYLPROPYLACETATEAcetic acid tert-amyl ester
t-Pentylacetate1,1-Dimethylpropyl acetatetert-Pentyl Alcohol, acetatetert-Pentyl Acetateacetic acid tert-pentyl estert-amyl acetatetert-Amyl ethanoateSCHEMBL66104

Database identifiers

CAS
625-16-1
PubChem CID
12238
DTXSID
DTXSID80978091
EC Number
809-420-6
Nikkaji
J95.659G

Properties

Computed structural properties

XLogP
1.5
Topological polar surface area
26.3 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
2
Rotatable bonds
3
Heavy atoms
9
Formal charge
0
Complexity
105

Experimental & physicochemical properties

Chemical ClassesFlammable agents - 3rd degree
SolventsSolvents -> Esters (<C12)
SpringerMaterials PropertiesDensity
Density0.874 at 66.2 °F (USCG, 1999) - Less dense than water; will float
Flash Point · 2 items

79 °F (est) (USCG, 1999)

79 °F

Boiling Point256.5 °F at 760 mmHg (USCG, 1999)
Melting Pointgreater than -148 °F (USCG, 1999)
Vapor Pressure12.1 [mmHg]
Physical Description · 2 items

Tert-amyl acetate is a colorless to yellow watery liquid with a weak odor of bananas. Floats on water. Produces irritating vapor. (USCG, 1999)

Colorless to yellow liquid with a weak odor of bananas; [CAMEO]

Safety & regulation

GHS classification

GHS Classification · 4 items

Warning

H226 (100%): Flammable liquid and vapor [Warning 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 39 reports by companies from 1 notifications to the ECHA C&L Inventory.

Hazard information

Regulatory InformationThe 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 HazardsSpecial Hazards of Combustion Products: When heated emits acrid fumes.
Health Hazards · 1 item

INHALATION AND INGESTION: Irritates the mucous membrane, depresses the central nervous system and is narcotic. Damage to kidney, liver, and lung can occur. Ingestion may irritate gastro-intestinal tract. EYES: Irritation. SKIN: Irritation. (USCG, 1999)

Hazards Summary · 1 item

A skin, eye, and respiratory tract irritant; Inhalation of high concentrations can cause CNS depression; May cause damage to liver, kidneys, and lungs; [CAMEO] The pentyl acetates are sensory irritants in the work environment. At higher levels in animal experiments, they cause narcosis, hepatotoxicity, and developmental toxicity. [ACGIH]

Reactive GroupEsters, Sulfate Esters, Phosphate Esters, Thiophosphate Esters, and Borate Esters
Reactivity AlertsHighly Flammable
Reactivity Profile · 1 item

Chemistry & industry

Applications

General DescriptionColorless to yellow watery liquid with a weak odor of bananas. Floats on water. Produces irritating vapor.

Suppliers7 total

Sigma-Aldrich西格玛奥德里奇(上海)贸易有限公司021-61415566 800-8193336 · [email protected]
Alfa Chemistry+1-5166625404 · [email protected]
Shaanxi Dideu New Materials Co. Ltd18192503167 · [email protected]
Shaanxi Didu New Materials Co. Ltd+86-86-17392712779 +86-13289823923 · [email protected]
上海安谱实验科技股份有限公司18502138905 · [email protected]
广州安纳医药科技有限公司020-86211473 13925088720 · [email protected]
陕西缔都化学有限公司17691182729 17392216275 · [email protected]

Related reactions

3 records
New reaction record
HRID 926145 reaction equation
HRID 926145As reactantuspto-grants-2016_03
HRID 1400760 reaction equation
HRID 1400760As productuspto-grants-2014_12
HRID 1400762 reaction equation
HRID 1400762As reactantuspto-grants-2014_12

Compound notes

Loading…

On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Autoignition Temperature
715 °F (USCG, 1999)

Physicochemical properties

Melting point
-74.65 °C · -74.65°C (estimate)
Boiling point
123.5 °C · 123.5°C
Density
0.8845 · 0.8845 (estimate)
refractive index
1.3995 · 1.3995
Flash point
24 ℃ · 24℃ (tag closed test)
Specific Gravity
0.873 · 0.873 (20/4℃)
Henry's Law Constant
2.9 · 2.9×10-2 mol/(m3Pa) at 25℃, Yaws (2003)
InChI
InChI=1S/C7H14O2/c1-5-7(3,4)9-6(2)8/h5H2,1-4H3
InChIKey
JCCIFDCPHCKATH-UHFFFAOYSA-N
SMILES
CC(OC(=O)C)(C)CC
LogP
2.059 · 2.059 (est)
EWG's Food Scores
1 · 1
EPA Substance Registry System
tert-Amyl acetate (625-16-1)
Symbol(GHS)
2 · GHS02
Signal word
Warning
Hazard statements
226 · H226
RIDADR
1104 · 1104
OEB
A
OEL
100 ppm; · TWA: 100.0 ppm; 525.0 mg/m3
HazardClass
3.2 · 3.2
PackingGroup
III

TERT-AMYL ACETATE is 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.

Air and Water ReactionsHighly flammable.
Hazard Classes and Categories · 2 items

Flam. Liq. 3 (100%)

Flammable agents - 3rd degree

Lower Explosive Limit (LEL)1 % (USCG, 1999)
Upper Explosive Limit (UEL)7.5 % (USCG, 1999)

Safety & protection

Fire FightingFire Extinguishing Agents Not to Be Used: Water may be ineffective.
First AidCall a physician.
Exposure Control and Personal Protection50.0 [ppm]
Nonfire Spill ResponseExcerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:
Isolation and EvacuationExcerpt from ERG Guide 129 [Flammable Liquids (Water-Miscible / Noxious)]:
Threshold Limit Values (TLV) · 2 items

50.0 [ppm]

100.0 [ppm]

Personal Protective Equipment (PPE)Rubber gloves, chemical goggles or face shield, and lab coat. Organic vapor chemical cartridge respirator for less than 1000 ppm; self-contained breathing apparatus for greater than 1000 ppm. (USCG, 1999)

Toxicology

Adverse EffectsNeurotoxin - Acute solvent syndrome

Safety data

OEB
A
OEL
TWA: 100.0 ppm; 525.0 mg/m3
ridadr
1104
Signal word
Warning
Symbol(GHS)
GHS02
hazard_class
3.2
packing_group
III
Hazard statements
H226