Nobiletin

Modify Date: 2026-06-30 17:51:36

Nobiletin Structure
Nobiletin structure
Common Name Nobiletin
CAS Number 478-01-3 Molecular Weight 402.395
Density 1.2±0.1 g/cm3 Boiling Point 587.9±50.0 °C at 760 mmHg
Molecular Formula C21H22O8 Melting Point 138 °C
MSDS Chinese USA Flash Point 256.5±30.2 °C

 Use of Nobiletin


Nobiletin is a citrus flavonoid with anti-inflammatory, anti-cancer, cholesterol lowering, memory protection activities.

Summary: Nobiletin (Chinese name: 川陈皮素/蜜橘黄素/川皮亭, CAS number: 478-01-3, molecular formula: C21H22O8, molecular weight: 402.395), a naturally occurring flavonol, possesses anti-inflammatory and anticancer effects. Its appearance is a solid, white to light yellow powder or crystal, with a melting point of 138°C and a density of 1.2±0.1 g/cm3. For research-use only, not for medical or clinical usage.


 Names

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

Name nobiletin
Synonym More Synonyms

 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 1.2±0.1 g/cm3
Boiling Point 587.9±50.0 °C at 760 mmHg
Melting Point 138 °C
Molecular Formula C21H22O8
Molecular Weight 402.395
Flash Point 256.5±30.2 °C
Exact Mass 402.131470
PSA 85.59000
LogP 2.48
Vapour Pressure 0.0±1.6 mmHg at 25°C
Index of Refraction 1.558
InChIKey MRIAQLRQZPPODS-UHFFFAOYSA-N
SMILES COc1ccc(-c2cc(=O)c3c(OC)c(OC)c(OC)c(OC)c3o2)cc1OC
Storage condition -20°C
Stability Stable, but unstable if heated rapidly. Combustible. Incompatible with strong oxidizing agents, powdered aluminium, potassium.

 Safety Information

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

Risk Phrases R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Phrases S26-S36/37/39

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 NobiletinBioassay

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

Name: Anti-melanogenic activity against human MNT-1 cells cocultured with 24 hrs compound p...
Source: ChEMBL
Target: MNT-1
External Id: CHEMBL5122091
Name: Luminescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: mu-type opioid receptor isoform MOR-1 [Homo sapiens]
External Id: OPRM1-OPRD1_AG_LUMI_1536_1X%ACT PRUN
Name: Anti-melanogenic activity against human MNT-1 cells cocultured with 24 hrs compound p...
Source: ChEMBL
Target: MNT-1
External Id: CHEMBL5122092
Name: Anti-melanogenic activity against human MNT-1 cells cocultured with 24 hrs compound p...
Source: ChEMBL
Target: MNT-1
External Id: CHEMBL5122093
Name: Induction of resistance against Phytophthora citrophthora in Citrus (tangelo Nova) fr...
Source: ChEMBL
Target: Citrus
External Id: CHEMBL3083472
Name: Anti-melanogenic activity against human MNT-1 cells cocultured with 24 hrs compound p...
Source: ChEMBL
Target: MNT-1
External Id: CHEMBL5122094
Name: Induction of resistance against Phytophthora citrophthora in Citrus (tangelo Nova) fr...
Source: ChEMBL
Target: Citrus
External Id: CHEMBL3083473
Name: Anti-melanogenic activity against human MNT-1 cells cocultured with 24 hrs compound p...
Source: ChEMBL
Target: MNT-1
External Id: CHEMBL5122088
Name: Fluorescence-based cell-based primary high throughput screening assay to identify ago...
Source: The Scripps Research Institute Molecular Screening Center
Target: muscarinic acetylcholine receptor M1 [Homo sapiens]
External Id: CHRM1_AG_FLUO8_1536_1X%ACT PRUN
Name: Anti-melanogenic activity against human MNT-1 cells cocultured with 24 hrs compound p...
Source: ChEMBL
Target: MNT-1
External Id: CHEMBL5122089
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 Synonyms

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

2-(3,4-Dimethoxyphenyl)-5,6,7,8-tetramethoxy-4H-chromen-4-one
Flavone, 5,6,7,8,3',4'-hexamethoxy
Nobiletin,Hexamethoxyflavone
2-(3,4-dimethoxyphenyl)-5,6,7,8-tetramethoxychromen-4-one
Nobiletin
3',4',5,6,7,8-hexamethoxy-flavone
5,6,7,8,3',4'-Hexamethoxyflavone
3',4',5,6,7,8-Hexamethoxyflavone
Hexamethoxyflavone
MFCD03273560
2-(3,4-dimethoxy-phenyl)-5,6,7,8-tetramethoxy-chromen-4-one

 Nobiletin | FAQ

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

Q: What is the LogP of nobiletin?
A: LogP of nobiletin is 2.48.
Q: What is the melting point of nobiletin?
A: Melting point of nobiletin is 138 °C.
Q: What is the SMILES notation of nobiletin?
A: SMILES notation of nobiletin is COc1ccc(-c2cc(=O)c3c(OC)c(OC)c(OC)c(OC)c3o2)cc1OC.
Q: What is the safety information for nobiletin?
A: Safety information for nobiletin: S26-S36/37/39.
Q: What is the molecular weight of nobiletin?
A: Molecular weight of nobiletin is 402.395.
Q: What is the boiling point of nobiletin?
A: Boiling point of nobiletin is 587.9±50.0 °C at 760 mmHg.
Q: What are the uses of nobiletin?
A: Main uses of nobiletin: Nobiletin is a citrus flavonoid with anti-inflammatory, anti-cancer, cholesterol lowering, memory protection activities.
Q: What is the polar surface area (PSA) of nobiletin?
A: Polar surface area (PSA) of nobiletin is 85.59000.
Q: What is the InChIKey of nobiletin?
A: InChIKey of nobiletin is MRIAQLRQZPPODS-UHFFFAOYSA-N.
Q: What are the downstream products of nobiletin?
A: Related downstream products(CAS) of nobiletin: 2798-20-1;19103-54-9;21763-80-4;479-90-3;2174-59-6;1176-88-1;35154-55-3;1178-24-1;14786-40-4;70460-32-1.

 Nobiletinfactory

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.
naturewill
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