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4-Heptanolide

Product Name
4-Heptanolide
CAS No.
105-21-5
Chemical Name
4-Heptanolide
Synonyms
2(3H)-Furanone, dihydro-5-propyl-;γ-Heptalactone;GAMMA-HEPTALACTONE;5-Propyldihydro-2(3H)-furanone;FEMA 2539;heptan-4-;Heptan-4-olid;4-HEPTANOLIDE;G-HEPTALACTONE;heptan-4-olide
CBNumber
CB8461603
Molecular Formula
C7H12O2
Formula Weight
128.17
MOL File
105-21-5.mol
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4-Heptanolide Property

Boiling point:
61-62 °C2 mm Hg(lit.)
Density 
0.999 g/mL at 25 °C(lit.)
vapor pressure 
2.8hPa at 20℃
refractive index 
n20/D 1.442(lit.)
FEMA 
2539 | GAMMA-HEPTALACTONE
Flash point:
>230 °F
storage temp. 
Sealed in dry,Room Temperature
solubility 
Chloroform (Soluble), Methanol (Slightly)
form 
Oil
color 
Colourless
Odor
at 10.00 % in dipropylene glycol. sweet coconut nutty caramel tonka hay
Odor Type
coconut
Water Solubility 
23g/L at 20℃
JECFA Number
225
BRN 
109569
LogP
1 at 20℃
CAS DataBase Reference
105-21-5(CAS DataBase Reference)
NIST Chemistry Reference
2(3H)-furanone, dihydro-5-propyl-(105-21-5)
EPA Substance Registry System
2(3H)-Furanone, dihydro-5-propyl- (105-21-5)
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Safety

Hazard Codes 
Xi
Risk Statements 
38-36/38
Safety Statements 
36-37/39-26
WGK Germany 
2
RTECS 
LU3697000
HS Code 
29322090
Toxicity
rabbit,LD50,skin,> 5gm/kg (5000mg/kg),Food and Chemical Toxicology. Vol. 20, Pg. 703, 1982.
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

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

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
W253901
Product name
γ-Heptalactone
Purity
≥98%, FCC, FG
Packaging
sample-k
Price
$54.6
Updated
2024/03/01
Sigma-Aldrich
Product number
W253901
Product name
γ-Heptalactone
Purity
≥98%,FCC,FG
Packaging
1kg
Price
$213
Updated
2024/03/01
Sigma-Aldrich
Product number
W253901
Product name
γ-Heptalactone
Purity
≥98%,FCC,FG
Packaging
5kg
Price
$920
Updated
2024/03/01
Sigma-Aldrich
Product number
W253901
Product name
γ-Heptalactone
Purity
≥98%,FCC,FG
Packaging
100g
Price
$76.5
Updated
2023/06/20
TCI Chemical
Product number
H0510
Product name
γ-Heptanolactone
Purity
>98.0%(GC)
Packaging
25mL
Price
$28
Updated
2024/03/01
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4-Heptanolide Chemical Properties,Usage,Production

Description

y-Heptalactone has a sweet, nut-like, caramel odor and a malty, caramel, sweet, herbaceous taste. This substance may be obtained in low yields by hydrogenation of ethyl P-furylacrylate;1 by lactoniation of heptenoic acid; also by condensation of methylacrylate butyl alcohol using a catalyst.

Chemical Properties

γ-Heptalactone has a sweet, coconut-like, caramel and a malty, caramel, sweet odor, and herbaceous taste.

Chemical Properties

Clear colorless to pale yellow liquid

Occurrence

Reported found in green tea, asparagus, beer, strawberry, peach and beef

Uses

Food additive.

Preparation

Obtained in low yields by hydrogenation of ethyl β-furylacrylate; by lactoniation of heptonic acid; also by condensation of methylacrylate butyl alcohol using a catalyst.

Definition

ChEBI: Dihydro-5-propyl-2(3H)-furanone is a lactone.

Aroma threshold values

Detection: 400 ppb.

Taste threshold values

Taste characteristics at 15 ppm: sweet, lactonic, creamy, coconut and coumarin, with milky and tobacco Nuances.

Synthesis Reference(s)

Journal of the American Chemical Society, 99, p. 7360, 1977 DOI: 10.1021/ja00464a048

General Description

γ-Heptalactone is a volatile flavor compound found in mangoes, strawberries, pineapples as well as in some dairy products. It is used as a flavoring agent in the food and cosmetic industry.

Hazard

A skin irritant.

4-Heptanolide Preparation Products And Raw materials

Raw materials

Preparation Products

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4-Heptanolide Suppliers

J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
Advantage
76
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24529
Advantage
81
Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44688
Advantage
61
Adamas Reagent, Ltd.
Tel
400-6009262 16621234537
Fax
021-64823266
Email
chenyj@titansci.com
Country
China
ProdList
14103
Advantage
59
Shanghai Hanhong Scientific Co.,Ltd.
Tel
021-54306202 13764082696
Email
info@hanhongsci.com
Country
China
ProdList
42958
Advantage
64
jiliang chemicals
Tel
21-62165282 15801962796;
Fax
021 61153784
Email
bidingchem@163.com
Country
China
ProdList
1199
Advantage
60
Beijing Isomersyn Technology CO;LTD
Tel
010-82954736 13391601435
Email
sales@isomersyn.com
Country
China
ProdList
3295
Advantage
57
Sichuan Kulinan Technology Co., Ltd
Tel
400-1166-196 18981987031
Fax
028-84555506 800101999
Email
cdhxsj@163.com
Country
China
ProdList
11707
Advantage
57
Sinopharm Chemical Reagent Co,Ltd.
Tel
86-21-63210123
Fax
86-21-63290778 86-21-63218885
Email
sj_scrc@sinopharm.com
Country
China
ProdList
9815
Advantage
79
Maya High Purity Chemicals
Tel
+86 (573) 82222445 (0)18006601000 452520369
Fax
+86 (573) 82222643
Email
sales@maya-r.com
Country
China
ProdList
11707
Advantage
57
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View Lastest Price from 4-Heptanolide manufacturers

Hebei Zhuanglai Chemical Trading Co Ltd
Product
4-Heptanolide 105-21-5
Price
US $45.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20 tons
Release date
2024-12-10
Shandong Deshang Chemical Co., Ltd.
Product
4-Heptanolide 105-21-5
Price
US $10.00-7.00/kg
Min. Order
1kg
Purity
99.99%
Supply Ability
10 tons
Release date
2024-06-14
Hebei Yanxi Chemical Co., Ltd.
Product
4-Heptanolide 105-21-5
Price
US $1.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
20tons
Release date
2023-09-07

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