ChemicalBook > CAS DataBase List > 5-Hydroxyoctanoic acid lactone

5-Hydroxyoctanoic acid lactone

Product Name
5-Hydroxyoctanoic acid lactone
CAS No.
698-76-0
Chemical Name
5-Hydroxyoctanoic acid lactone
Synonyms
FEMA 3214;FEMA NO 3214;5-octanolide;octanolactone;i-octalactone;δ-Octalactone;DingXinlactone;1,5-Octalactone;i-octanolactone;d-Octanolactone
CBNumber
CB8384898
Molecular Formula
C8H14O2
Formula Weight
142.2
MOL File
698-76-0.mol
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5-Hydroxyoctanoic acid lactone Property

Melting point:
-14°C
Boiling point:
238°C
Density 
1,002 g/cm3
vapor pressure 
1.5-2.7Pa at 20-25℃
refractive index 
1.4550
FEMA 
3214 | DELTA-OCTALACTONE
Flash point:
125°C
storage temp. 
Sealed in dry,Room Temperature
solubility 
Chloroform (Slightly), Methanol (Slightly)
Specific Gravity
1.00
color 
Colourless
Odor
at 10.00 % in dipropylene glycol. sweet fatty coconut tonka tropical dairy
Odor Type
coconut
Water Solubility 
Not miscible or difficult to mix in water.
JECFA Number
228
BRN 
111515
Stability:
Hygroscopic
LogP
1.7-1.8 at 20℃
Surface tension
70.3mN/m at 1g/L and 20℃
CAS DataBase Reference
698-76-0(CAS DataBase Reference)
NIST Chemistry Reference
2H-pyran-2-one, tetrahydro-6-propyl-(698-76-0)
EPA Substance Registry System
2H-Pyran-2-one, tetrahydro-6-propyl- (698-76-0)
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Safety

Risk Statements 
36/37/38-36/38
Safety Statements 
26-36-37
WGK Germany 
2
RTECS 
UQ1355500
TSCA 
Yes
HS Code 
29322090
Toxicity
LD50 orl-rat: >5 g/kg FCTOD7 20,783,80
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P321Specific treatment (see … on this label).

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
94490
Product name
δ-Octalactone, mixture of isomers
Purity
≥98.0% (GC)
Packaging
1ml
Price
$84.8
Updated
2024/03/01
TCI Chemical
Product number
O0220
Product name
δ-Octanolactone
Purity
>98.0%(GC)
Packaging
25g
Price
$54
Updated
2024/03/01
Alfa Aesar
Product number
L14303
Product name
delta-Octanolactone, 97%
Packaging
25g
Price
$56.65
Updated
2024/03/01
Alfa Aesar
Product number
L14303
Product name
delta-Octanolactone, 97%
Packaging
100g
Price
$144.65
Updated
2024/03/01
TRC
Product number
O239728
Product name
δ-Octanolactone
Packaging
250mg
Price
$50
Updated
2021/12/16
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5-Hydroxyoctanoic acid lactone Chemical Properties,Usage,Production

Description

May be synthesized from 5-hydroxyoctanoic acid by reduction with NaBH4 in water; by microbiological reduction of the corresponding keto acid; from 5-hydroxyoctanoic methyl amide by alkaline saponification, using Ba(OH)2.

Chemical Properties

Δ-Octalactone has a sweet, fatty, coconut, tropical, dairy odor.

Occurrence

Reported found as a volatile flavor component in coconut oil, butterfat, milk fat, the essence of the Blenheim variety of apricot, and pineapple, yellow passion fruit, cranberry, currant buds, papaya, peach, raspberry, strawberry, bilberry, plum, tomato, many cheeses, chicken fat, cooked beef, pork and mutton, rum, sherry, white wine, tea, coconut products, passion fruit, mango, prickly pear, loquat, mountain papaya, nectarine, cape gooseberry and rooibus tea (Aspalathus linearis).

Uses

delta-Octanolactone is a important organic intermediate. It can be used in agrochemical, pharmaceutical and dyestuff field.

Definition

ChEBI: Delta-octanolide is a delta-lactone.

Preparation

From 5-hydroxyoctanoic acid by reduction with NaBH4 in water; by microbiological reduction of the corresponding keto acid; from 5-hydroxyoctanoic methyl amide by alkaline saponification, using Ba(OH)2.

Taste threshold values

Taste characteristics at 10 ppm: coconut, sweet, creamy, lactonic and fruity with a milky and oily depth.

Safety Profile

Low toxicity by ingestion and skincontact. A skin irritant. When heated to decomposition itemits acrid smoke and irritating vapors.

5-Hydroxyoctanoic acid lactone Preparation Products And Raw materials

Raw materials

2-Hydroxycaprylic acid

Preparation Products

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5-Hydroxyoctanoic acid lactone Suppliers

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View Lastest Price from 5-Hydroxyoctanoic acid lactone manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd
Product
5-Hydroxyoctanoic Acid Lactone 698-76-0
Price
US $79.00-38.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20ton
Release date
2024-12-20
WUHAN FORTUNA CHEMICAL CO., LTD
Product
5-Hydroxyoctanoic acid lactone 698-76-0
Price
US $0.00/KG
Min. Order
1KG
Purity
98.0%
Supply Ability
5000kg/month
Release date
2021-10-13
Shandong Deshang Chemical Co., Ltd.
Product
5-Hydroxyoctanoic acid lactone 698-76-0
Price
US $8.00-6.20/kg
Min. Order
1kg
Purity
99%
Supply Ability
10 tons
Release date
2024-06-24

698-76-0, 5-Hydroxyoctanoic acid lactoneRelated Search:

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