3-n-Butylphthalide

Modify Date: 2026-06-29 19:39:06

3-n-Butylphthalide Structure
3-n-Butylphthalide structure
Common Name 3-n-Butylphthalide
CAS Number 6066-49-5 Molecular Weight 190.238
Density 1.1±0.1 g/cm3 Boiling Point 312.8±31.0 °C at 760 mmHg
Molecular Formula C12H14O2 Melting Point N/A
MSDS Chinese USA Flash Point 128.3±22.2 °C

 Use of 3-n-Butylphthalide


Butylphthalide(3-n-Butylphthalide) is an anti-cerebral-ischemia drug; first isolated from the seeds of celery, showed efficacy in animal models of stroke.IC50 value:Target:3-n-butylphthalide alleviates oxidative stress caused by chronic cerebral ischemia, improves cholinergic function, and inhibits amyloid beta accumulation, thereby improving cerebral neuronal injury and cognitive deficits [2]. Intragastric NBP administration to 4-month-old SAMP8 mice for 2 months significantly improved spatial learning and memory ability. Moreover, the loss of choline acetyltransferase (ChAT)-positive neurons in the medial septal nucleus and the vertical limb of the diagonal band in SAMP8 mice was slowed down, as was the decline in the protein and mRNA expression of ChAT in the hippocampus, cerebral cortex, and forebrain [4].

 Names

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

Name 3-Butylisobenzofuran-1(3H)-one
Synonym More Synonyms

 3-n-Butylphthalide Biological Activity

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

Description Butylphthalide(3-n-Butylphthalide) is an anti-cerebral-ischemia drug; first isolated from the seeds of celery, showed efficacy in animal models of stroke.IC50 value:Target:3-n-butylphthalide alleviates oxidative stress caused by chronic cerebral ischemia, improves cholinergic function, and inhibits amyloid beta accumulation, thereby improving cerebral neuronal injury and cognitive deficits [2]. Intragastric NBP administration to 4-month-old SAMP8 mice for 2 months significantly improved spatial learning and memory ability. Moreover, the loss of choline acetyltransferase (ChAT)-positive neurons in the medial septal nucleus and the vertical limb of the diagonal band in SAMP8 mice was slowed down, as was the decline in the protein and mRNA expression of ChAT in the hippocampus, cerebral cortex, and forebrain [4].
Related Catalog
References

[1]. Cui LY, et al. Ninety-day administration of dl-3-n-butylphthalide for acute ischemic stroke: a randomized, double-blind trial. Chin Med J (Engl). 2013;126(18):3405-10.

[2]. Zhao W, et al. 3-N-butylphthalide improves neuronal morphology after chronic cerebral ischemia. Neural Regen Res. 2014 Apr 1;9(7):719-26.

[3]. Wang X, et al. Design, synthesis and biological evaluation of hydrogen sulfide releasing derivatives of 3-n-butylphthalide as potential antiplatelet and antithrombotic agents. Org Biomol Chem. 2014 Aug 21;12(31):5995-6004.

[4]. Wang F, et al. Improvement of cognitive deficits in SAMP8 mice by 3-n-butylphthalide. Neurol Res. 2014 Mar;36(3):224-33.

 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 1.1±0.1 g/cm3
Boiling Point 312.8±31.0 °C at 760 mmHg
Molecular Formula C12H14O2
Molecular Weight 190.238
Flash Point 128.3±22.2 °C
Exact Mass 190.099380
PSA 26.30000
LogP 3.08
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.525
InChIKey HJXMNVQARNZTEE-UHFFFAOYSA-N
SMILES CCCCC1OC(=O)c2ccccc21

 Toxicological Information

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

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TI3692000
CHEMICAL NAME :
Phthalide, 3-butyl-
CAS REGISTRY NUMBER :
6066-49-5
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C12-H14-O2
MOLECULAR WEIGHT :
190.26
WISWESSER LINE NOTATION :
T56 BVO DHJ D4

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: 17,251,1979 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2450 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,251,1979

 Safety Information

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

HS Code 2932209090

 Customs

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

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

 3-n-ButylphthalideBioassay

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

Name: Antiplatelet activity in human platelet rich plasma assessed as inhibition of ADP-ind...
Source: ChEMBL
Target: Plasma
External Id: CHEMBL924387
Name: Antiplatelet activity in human platelet rich plasma assessed as inhibition of arachid...
Source: ChEMBL
Target: Plasma
External Id: CHEMBL924388
Name: Neuroprotective activity in SPF Sprague-Dawley rat model of middle cerebral artery oc...
Source: ChEMBL
Target: Rattus norvegicus
External Id: CHEMBL5109608
Name: Antiinflammatory activity in LPS-induced neuroinflammatory model of SPF male mouse as...
Source: ChEMBL
Target: Mus musculus
External Id: CHEMBL5109599
Name: Toxicity in ip dosed mouse
Source: ChEMBL
Target: Mus musculus
External Id: CHEMBL1104871
Name: Vasorelaxant activity in rat thoracic aorta assessed as inhibition of norepinephrine-...
Source: ChEMBL
Target: Aorta
External Id: CHEMBL1104870
Name: Inhibition of Electrophorus electricus AChE at 50 uM using acetylcholine iodide as su...
Source: ChEMBL
Target: Acetylcholinesterase
External Id: CHEMBL4617675
Name: Antioxidant activity assessed as trolox equivalent of AAPH-induced radical scavenging...
Source: ChEMBL
Target: N/A
External Id: CHEMBL4617665
Name: Inhibition of BuChE in rat serum at 50 uM using S-butylthiocholine iodide as substrat...
Source: ChEMBL
Target: Carboxylic ester hydrolase
External Id: CHEMBL4617664
Name: Inhibition of recombinant human MAO-A expressed in baculovirus infected BTI insect ce...
Source: ChEMBL
Target: Amine oxidase [flavin-containing] A
External Id: CHEMBL4617667
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 Synonyms

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

3-Butyl-phthalide
3-Butyl-2-benzofuran-1(3H)-one
UNII:822Q956KGM
Butylphthalide
3-n-butylphthalide
3-Butylphthalide
EINECS 228-000-8

 3-n-Butylphthalide | FAQ

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

Q: What is the SMILES notation of 3-Butylisobenzofuran-1(3H)-one?
A: SMILES notation of 3-Butylisobenzofuran-1(3H)-one is CCCCC1OC(=O)c2ccccc21.
Q: What is the boiling point of 3-Butylisobenzofuran-1(3H)-one?
A: Boiling point of 3-Butylisobenzofuran-1(3H)-one is 312.8±31.0 °C at 760 mmHg.
Q: What is the English name of 3-Butylisobenzofuran-1(3H)-one?
A: The English name of 3-Butylisobenzofuran-1(3H)-one is 3-Butylisobenzofuran-1(3H)-one.
Q: What is the molecular formula of 3-Butylisobenzofuran-1(3H)-one?
A: Molecular formula of 3-Butylisobenzofuran-1(3H)-one is C12H14O2.
Q: What is the InChIKey of 3-Butylisobenzofuran-1(3H)-one?
A: InChIKey of 3-Butylisobenzofuran-1(3H)-one is HJXMNVQARNZTEE-UHFFFAOYSA-N.
Q: What English synonyms does 3-Butylisobenzofuran-1(3H)-one have?
A: English synonyms of 3-Butylisobenzofuran-1(3H)-one: 3-Butyl-phthalide, 3-Butyl-2-benzofuran-1(3H)-one, UNII:822Q956KGM, Butylphthalide, 3-n-butylphthalide, 3-Butylphthalide, EINECS 228-000-8.
Q: What is the polar surface area (PSA) of 3-Butylisobenzofuran-1(3H)-one?
A: Polar surface area (PSA) of 3-Butylisobenzofuran-1(3H)-one is 26.30000.
Q: What is the LogP of 3-Butylisobenzofuran-1(3H)-one?
A: LogP of 3-Butylisobenzofuran-1(3H)-one is 3.08.
Q: What is the CAS number of 3-Butylisobenzofuran-1(3H)-one?
A: CAS number of 3-Butylisobenzofuran-1(3H)-one is 6066-49-5.
Q: What is the molecular weight of 3-Butylisobenzofuran-1(3H)-one?
A: Molecular weight of 3-Butylisobenzofuran-1(3H)-one is 190.238.

 3-n-Butylphthalidefactory

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

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