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3-Methyl-3-penten-2-one

HCID 79048
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Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
565-62-8
Standard SMILES
CC=C(C)C(C)=O
InChIKey
ZAMCMCQRTZKGDX-UHFFFAOYSA-N
Molecular formula
C6H10O
Average molar mass
98.14 g/mol
Monoisotopic mass
98.07316494

Overview

3-methyl-3-penten-2-one has been reported in Terminalia chebula and Cornus officinalis with data available.

Names & identifiers

Preferred name
3-Methyl-3-penten-2-one
IUPAC
3-methylpent-3-en-2-one
English name
3-Methyl-3-penten-2-ol
Molecular formula
C6H10O
Molecular weight
98.14

Names & synonyms

3-Methylpent-3-en-2-one3-Methyl-3-penten-2-one565-62-8DTXSID4041490UNII-70TS08S7543-Penten-2-one, 3-methyl-EINECS 209-283-7NSC 758363-Methyl-3-pentene-2-oneEC 209-283-770TS08S754DTXCID3032410
Show more names
(E)-3-Methylpent-3-en-2-one3-methylpentenone1-Phenyl-3-hexanonCH3CH=C(CH3)C(=O)CH33-methyl-3-penten-2-on3-Methyl-3-penten-2-ol
NSC-75836RefChem:947582-OXO-3-METHYL-3-PENTENEtrimethylacrolein3-Methyl-2-penten-4-one3-Methyl-pent-3-en-2-one2-Acetyl-2-buteneAKOS028109771

Database identifiers

CAS
565-62-8
PubChem CID
79048
DTXSID
DTXSID4041490
EC Number
209-283-7

Properties

Computed structural properties

XLogP
1.1
Topological polar surface area
17.1 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
1
Rotatable bonds
1
Heavy atoms
7
Formal charge
0
Complexity
101

Experimental & physicochemical properties

Physical DescriptionLiquid

Physicochemical properties

Melting point
-70 °C · -70°C
Boiling point
140 °C · 140 °C
Density
0.875 g/cm3 · 0.875 g/cm3 (at 20 °C)
refractive index
1.44 · 1.44
Flash point
34 °C · 34 °C (93 °F) (closed cup)
storage temp.
30 °C · Store below +30°C.
solubility
29.1 g/l · 29.1g/l
form
Clear liquid
color
Clear colorless to yellow
PH
3.9 · 3.9 (10g/l, H2O, 20℃)
Odor
sweaty
BRN
1719967 · 1719967
Stability
Stable. Flammable. Incompatible with strong oxidizing agents.

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Danger

H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P316, P317, P319, P321, P330, 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 156 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Hazard information

Regulatory Information · 4 items

Chemical: 3-Penten-2-one, 3-methyl-

3-Penten-2-one, 3-methyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 3-Penten-2-one, 3-methyl- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

REACH registered substance: 3-methylpent-3-en-2-one (EC: 209-283-7)

3-Penten-2-one, 3-methyl-: Does not have an individual approval but may be used under an appropriate group standard

Hazard Classes and CategoriesFlam. Liq. 3 (100%)

Safety data

F
10-23
PPE
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
wgk
3
tsca
TSCA listed
ridadr
UN 1224 3/PG 3
hs_code
2914790090
risk_code
10-36/37/38

Chemistry & industry

Uses & manufacturing

U.S. Production2023: 1,000,000 - <8,500,000 lb
Industry UsesOther
General Manufacturing Information · 2 items

All Other Basic Organic Chemical Manufacturing

3-Penten-2-one, 3-methyl-: ACTIVE

Applications

Uses3-Methyl-3-penten-2-one is used in preparation method of Ambrotone-based spice and its application in spice or fixative.

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Compound notes

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On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Cosmetics Ingredients Functions
PERFUMING
InChI
1S/C6H10O/c1-4-5(2)6(3)7/h4H,1-3H3/b5-4+
InChIKey
ZAMCMCQRTZKGDX-UHFFFAOYSA-N
SMILES
C\C=C(/C)C(C)=O
LogP
1.069 · 1.069 (est)
CAS DataBase Reference
565 · 565-62-8(CAS DataBase Reference)
EWG's Food Scores
1 · 1
FDA UNII
70 TS08S754 · 70TS08S754
EPA Substance Registry System
3 · 3-Penten-2-one, 3-methyl- (565-62-8)
UNSPSC Code
12352100 · 12352100
NACRES
22 · NA.22
Symbol(GHS)
2 · GHS02,GHS07
Signal word
Warning
Hazard statements
226 · H226-H302+H312+H332
Precautionary statements
210 · P210-P280-P301+P312+P330-P302+P352+P312-P304+P340+P312
PPE
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes
F,Xi
Risk Statements
10 · 10-36/37/38
Safety Statements
26 · 26-36
RIDADR
1224 · UN 1224 3/PG 3
WGK Germany
3 · 3
F
10 · 10-23
Hazard Note
Irritant
TSCA
TSCA listed
HazardClass
3 · 3
PackingGroup
III
HS Code
2914790090 · 2914790090
Storage Class
3 · 3 - Flammable liquids
Hazard Classifications
4 DermalAcute · Acute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 OralFlam. Liq. 3
REACH Registrations
Active
Signal word
Warning
Symbol(GHS)
GHS02,GHS07
hazard_code
F,Xi
hazard_note
Irritant
safety_code
26-36
hazard_class
3
Storage Class
3 - Flammable liquids
packing_group
III
Hazard statements
H226-H302+H312+H332
REACH Registrations
Active
Hazard Classifications
Acute Tox. 4 DermalAcute Tox. 4 InhalationAcute Tox. 4 OralFlam. Liq. 3
Precautionary statements
P210-P280-P301+P312+P330-P302+P352+P312-P304+P340+P312