CAS number
123-92-2

Molecular formula
C7H14O2

SMILES
CC(C)CCOC(=O)C

Retention indicies (RI)

• DB5: 881.25
• Carbowax: 1122.17

fruity	98.35%
sweet	85.95%
banana	79.06%
ethereal	66.01%
apple	62.73%
pear	57.98%
pineapple	57.82%
green	52.47%
ripe	51.46%
rummy	44.92%

Scent© AI

XLogP3-AA
2.0 Well soluble in IAA, DEP, MMB

Molecular weight
130.18 g/mol

Vapor pressure est.

• 5.5184 hPa @ 20°C
• 7.6214 hPa @ 25°C

Evaporation rate
Ultra fast

Melting points

• -109.3 °F (NTP, 1992)
• -78.5 °C
• -79 °C
• -109 °F

Boiling points

• 288 °F at 760 mmHg (NTP, 1992)
• 142 °C
• 142.00 to 143.00 °C. @ 756.00 mm Hg
• 288 °F

Flash points

• 77 °F (NTP, 1992)
• 77 °F
• Flash point, closed cup: 92 °F (33 °C); open cup: 100 °F (38 °C).
• 25 °C closed cup
• 25 °C c.c.

Solubilities

• less than 1 mg/mL at 66 °F (NTP, 1992)
• In water, 2000 mg/L at 25 °C
• Soluble in 400 parts water ... Solubility of water in isoamyl acetate (25 °C) 1.6% by volume.
• Miscible with alcohol, ether, ethyl acetate, amyl alcohol.
• 1:3 in 60% alcohol; miscible with most fixed oils
• 2 mg/mL at 25 °C
• Solubility in water, g/100ml at 20 °C: 0.2
• Soluble in ether, ethyl acetate and most fixed oils, slightly soluble in water, insoluble in glycerol and propylene glycol
• 1ml in 3ml 60% ethanol (in ethanol)
• 0.3%

• ISOAMYL ACETATE
• 3-Methylbutyl acetate
• 123-92-2
• Isopentyl acetate
• Isopentyl ethanoate
• Isoamyl ethanoate
• 3-Methylbutyl ethanoate
• Iso-amyl acetate
• 3-Methyl-1-butyl acetate
• Amylacetic ester
• I-Amyl acetate
• 3-Methyl-1-butanol acetate
• Isopentyl alcohol, acetate
• 2-Methylbutyl ethanoate
• 1-Butanol, 3-methyl-, acetate
• Acetic acid, isopentyl ester
• Amyl acetate, common
• Acetic acid, 3-methylbutyl ester
• 3-Methyl-1-butanol, acetate
• Acetic acid 3-methylbutyl ester
• beta-Methylbutyl acetate
• 1-Butanol, 3-methyl-, 1-acetate
• FEMA No. 2055
• FEMA Number 2055
• Isoamyl acetate (natural)
• NSC 9260
• Isoamyl alcohol acetate
• Isoamylacetat
• Isoamylazetat
• CCRIS 6051
• HSDB 1818
• Isoamylester kyseliny octove
• acetate d'isoamyle
• 3-methyl-but-1-yl acetate
• EINECS 204-662-3
• MFCD00008946
• acetate d'isopentyle
• BRN 1744750
• 3-Methyl-1-butanol 1-acetate
• DTXSID9025453
• CHEBI:31725
• AI3-00576
• NSC-9260
• Acetic acid 3-methyl-1-butyl ester
• beta-Methyl butyl acetate
• acetate de 3-methylbutyle
• UNII-Z135787824
• Acetic Acid Isoamyl Ester
• CH3C(O)O(CH2)2CH(CH3)2
• 3-Methyl-1-butanyl acetate
• DTXCID005453
• 3-Methyl butyl ester acetic acid
• EC 204-662-3
• Acetic Acid 3-Methyl-Butyl Ester
• 4-02-00-00157 (Beilstein Handbook Reference)
• Z135787824
• isopentylacetate
• CAS-123-92-2
• Isoamylester kyseliny octove [Czech]
• i-pentylacetate
• Iso Amyl Acetate
• Amyl acetate ester
• 3-Methylbutyl ester of acetic acid
• Iso Pentyl Acetate
• Tri Iso Amyl Acetate
• Acetic acid, isoamyl ester
• Isopentyl ester acetic acid
• .beta.-Methyl butyl acetate
• In Commercial practice amyl invariably means isoamyl, unless it is prefaced by the n- for normal
• SCHEMBL27086
• ISOAMYL ACETATE [MI]
• MLS002454411
• CHEMBL42013
• ISOAMYL ACETATE [FCC]
• ISOAMYL ACETATE [FHFI]
• ISOAMYL ACETATE [HSDB]
• QSPL 103
• acetic acid-3-methylbutyl ester
• FEMA 2055
• ISOAMYL ACETATE [WHO-DD]
• NSC9260
• Isopentyl acetate, LR, >=95%
• HMS2270G21
• WLN: 1Y1 & 2OV1
• Jargonelle pear essence (Salt/Mix)
• Tox21_201257
• Tox21_300373
• STL280371
• Isopentyl acetate, analytical standard
• AKOS000269068
• Isoamyl acetate, >=95%, FCC, FG
• Isopentyl acetate, anhydrous, >=99%
• Isopentyl acetate, reagent grade, 98%
• NCGC00091500-01
• NCGC00091500-02
• NCGC00091500-03
• NCGC00254385-01
• NCGC00258809-01
• BS-19548
• FI159266
• SMR001253743
• A0033
• A0264
• NS00010166
• Isoamyl acetate, natural, >=97%, FCC, FG
• Isopentyl acetate, SAJ first grade, >=93.0%
• Isopentyl acetate, SAJ special grade, >=98.0%
• A805166
• Q221307
• Isopentyl acetate, 99%, cont. ca 10% other isomers
• Flavor and Extract Manufacturers' Association No. 2055
• Isoamyl acetate, natural, 70% isoamyl acetate basis, >=97%
• 204-662-3
• In Commercial practice amyl invariably means isoamyl, unless it is prefaced by the n-for normal
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