Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2(5H)-Furanone
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2(5H)-Furanone
Price: ￥1028.0/5g ￥728.0/25g
Purity: 97.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2(5H)-Furanone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2(5H)-Furanone 497-23-4
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

497-23-4

497-23-4 structure

497-23-4 structure

Name: 2(5H)-Furanone
Chemical Name: but-2-en-4-olide
CAS Number: 497-23-4
Molecular Formula: C₄H₄O₂
Molecular Weight: 84.073
Catalog: Chemical reagent Organic reagent Ester Other ester compounds
Create Date: 2018-07-13 16:09:12
Modify Date: 2025-08-25 19:06:54
2(5H)-Furanone is an endogenous metabolite.

Name	but-2-en-4-olide
Synonyms	5-Hydrofuran-2-one Furan-2(5H)-one 4-Hydroxycrotonic acid γ-lactone 2H-furan-5-one 2-Butenoic acid-γ-lactone EINECS 207-839-3 T5OV EHJ 2-Butenoic acid γ-lactone 2(5H)-Furanone MFCD00005376 2[5H]-furanone 4-Hydroxy-2-butenoic acid γ-lactone γ-Crotonolactone 2-Buten-1,4-olide 2-Oxo-2,5-dihydrofuran 2-Butenoic acid, 4-hydroxy-, γ-lactone

Description	2(5H)-Furanone is an endogenous metabolite.
Related Catalog	Research Areas >> Metabolic Disease

Density	1.2±0.1 g/cm3
Boiling Point	203.7±0.0 °C at 760 mmHg
Melting Point	4-5 °C(lit.)
Molecular Formula	C₄H₄O₂
Molecular Weight	84.073
Flash Point	101.1±0.0 °C
Exact Mass	84.021126
PSA	26.30000
LogP	-0.84
Vapour Pressure	0.3±0.4 mmHg at 25°C
Index of Refraction	1.481
Storage condition	2-8°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: LU3453000

CHEMICAL NAME :: 2(5H)-Furanone

CAS REGISTRY NUMBER :: 497-23-4

BEILSTEIN REFERENCE NO. :: 0383585

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C4-H4-O2

MOLECULAR WEIGHT :: 84.08

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 1400 mg/kg

SEX/DURATION :: female 2 week(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - ovaries, fallopian tubes Reproductive - Maternal Effects - uterus, cervix, vagina Reproductive - Maternal Effects - menstrual cycle changes or disorders

REFERENCE :: ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 123,571,1990

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

DOSE :: 1400 mg/kg

SEX/DURATION :: female 2 week(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - other effects Endocrine - changes in luteinizing hormone

REFERENCE :: ACENA7 Acta Endocrinologica (Copenhagen). (Periodica, Skolegade 12 E, DK-2500 Valby, Denmark) V.1- 1948- Volume(issue)/page/year: 123,571,1990

Personal Protective Equipment	Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	LU3453000
Packaging Group	I; II; III
HS Code	29322980

Precursor 10
201230-82-2 37428-57-2 74-86-2 98-01-1
19444-84-9 5244-34-8 6117-80-2 625-38-7
617-55-0 54144-98-8
DownStream 9
104939-59-5 22103-05-5 113460-72-3 113460-74-5
185254-88-0 774198-33-3 96-48-0 932-48-9
31351-35-6

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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