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5-Methyl-Delta-Valerolactone

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Origin: China

Cas No: 823-22-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

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CAS No.: 823-22-3 Formula: C6H10O2 Molecular Weight: 114.14200

Description

(R/S)-δ-Hexalactone is a volatile lactone found in fruits giving ripe produce their aroma.

Basic Info

Chemical Name	5-Methyl-Delta-Valerolactone
Synonyms	2H-Pyran-2-one, tetrahydro-6-methyl-; 6-methyloxan-2-one;
CAS No.	823-22-3
Molecular Formula	C6H10O2
Molecular Weight	114.14200
PSA	26.30000
LogP	1.10200

Properties

Density	1.037
Boiling Point	110-112ºC (15 mmHg)
Melting Point	18ºC
Flash Point	225
Refractive Index	1.452

Safety Info

Safety Statements	S24/25

Synthesis Route

Cyclohexanone→γ-caprolactone+glutaric acid
beta-allylethyl alcohol+carbon monoxide→3,5-dimethyloxolan-2-one+pentan-2-one
5-HEXENOIC ACID+Phosphoric acid→γ-caprolactone+cyclohex-2-enone

GC Analysis

Column type	Active phase	Temperature (°C)	Retention Index (I)	Temperature Control Method
Capillary	DB-5	-	1084.	temperature ramp
Capillary	DB-5	-	1084.	temperature ramp
Capillary	DB-1	-	1049.	temperature ramp
Capillary	DB-Wax	-	1818.	temperature ramp
Capillary	DB-Wax	-	1751.	temperature ramp

Precursor

5-oxohexanoic acid
2-Methylcyclopentanone
5-oxohexanal
triacetate lactone

Downstream Product

methyl 5-acetyloxyhexanoate
rac 2-Ethenyl-4,6-dimethoxy-benzoic Acid 1-Methyl-5-oxo-9-decen-1-yl Ester
5-chlorohexanoic acid
6-Oxo-10-undecen-2-yl 2,4-dimethoxy-6-{[(trifluoromethyl)sulfonyl ]oxy}benzoate

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