δ-Decalactone

Modify Date: 2026-06-30 11:31:43

δ-Decalactone Structure
δ-Decalactone structure
Common Name δ-Decalactone
CAS Number 705-86-2 Molecular Weight 170.249
Density 0.9±0.1 g/cm3 Boiling Point 267.2±8.0 °C at 760 mmHg
Molecular Formula C10H18O2 Melting Point −27 °C(lit.)
MSDS Chinese USA Flash Point 106.1±15.9 °C

 Use of δ-Decalactone


δ-Decalactone is a lactone compound found in nonfat dry milks and fruit. δ-Decalactone has a sweet taste[1][2].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 6-pentyloxan-2-one
Synonym More Synonyms

 δ-Decalactone Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description δ-Decalactone is a lactone compound found in nonfat dry milks and fruit. δ-Decalactone has a sweet taste[1][2].
Related Catalog
References

[1]. Y Karagül-Yüceer, et al. Aroma-active components of nonfat dry milk. J Agric Food Chem. 2001 Jun;49(6):2948-53.

[2]. Hirotoshi Tamura, et al. Authenticity assessment of gamma- and delta-decalactone from prunus fruits by gas chromatography combustion/pyrolysis isotope ratio mass spectrometry (GC-C/P-IRMS). J Agric Food Chem. 2005 Jun 29;53(13):5397-401.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.9±0.1 g/cm3
Boiling Point 267.2±8.0 °C at 760 mmHg
Melting Point −27 °C(lit.)
Molecular Formula C10H18O2
Molecular Weight 170.249
Flash Point 106.1±15.9 °C
Exact Mass 170.130676
PSA 26.30000
LogP 2.42
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.443
InChIKey GHBSPIPJMLAMEP-UHFFFAOYSA-N
SMILES CCCCCC1CCCC(=O)O1

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UQ1355000
CHEMICAL NAME :
2H-Pyran-2-one, tetrahydro-6-pentyl-
CAS REGISTRY NUMBER :
705-86-2
BEILSTEIN REFERENCE NO. :
0117520
LAST UPDATED :
199701
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C10-H18-O2
MOLECULAR WEIGHT :
170.28
WISWESSER LINE NOTATION :
T6OVTJ F5

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 14,739,1976
TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A053-896 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>4300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A053-896

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S24/25-S37/39-S26
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS UQ1355000
HS Code 2932999099

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Articles2

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

Mosciano, G.

Perfum. Flavor. 3rd ed., 21 , 51, (2002)

Optical rotatory dispersion and circular dichroism of d-lactones: Determination of the absolute configuration of (+) 5-decanolide and (+) 5-dodecanolide. Korver O.

Tetrahedron 26(10) , 2391-96, (1970)

 δ-DecalactoneBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

δ-Decanolactone
5-Decanolide
EINECS 211-889-1
6-Pentyltetrahydro-2H-pyran-2-one
MFCD00006649
UNII:CNA0S5T234

 δ-Decalactone | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the upstream materials of 6-pentyloxan-2-one?
A: Related upstream materials(CAS) of 6-pentyloxan-2-one: 5932-79-6;201230-82-2;626-89-1;35192-73-5;83286-43-5;4819-67-4;100591-72-8;89701-69-9.
Q: What is the CAS number of 6-pentyloxan-2-one?
A: CAS number of 6-pentyloxan-2-one is 705-86-2.
Q: What is the LogP of 6-pentyloxan-2-one?
A: LogP of 6-pentyloxan-2-one is 2.42.
Q: What is the InChIKey of 6-pentyloxan-2-one?
A: InChIKey of 6-pentyloxan-2-one is GHBSPIPJMLAMEP-UHFFFAOYSA-N.
Q: What is the molecular formula of 6-pentyloxan-2-one?
A: Molecular formula of 6-pentyloxan-2-one is C10H18O2.
Q: What is the SMILES notation of 6-pentyloxan-2-one?
A: SMILES notation of 6-pentyloxan-2-one is CCCCCC1CCCC(=O)O1.
Q: What are the uses of 6-pentyloxan-2-one?
A: Main uses of 6-pentyloxan-2-one: δ-Decalactone is a lactone compound found in nonfat dry milks and fruit. δ-Decalactone has a sweet taste[1][2].
Q: What is the safety information for 6-pentyloxan-2-one?
A: Safety information for 6-pentyloxan-2-one: S24/25-S37/39-S26.
Q: What English synonyms does 6-pentyloxan-2-one have?
A: English synonyms of 6-pentyloxan-2-one: δ-Decanolactone, 5-Decanolide, EINECS 211-889-1, 6-Pentyltetrahydro-2H-pyran-2-one, MFCD00006649, UNII:CNA0S5T234.
Q: What is the English name of 6-pentyloxan-2-one?
A: The English name of 6-pentyloxan-2-one is 6-pentyloxan-2-one.

 δ-Decalactonefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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