Basic information
- Standard SMILES
O=C(/C=C/c1ccccc1)c1ccccc1- InChIKey
DQFBYFPFKXHELB-VAWYXSNFSA-N- Molecular formula
- C15H12O
- Average molar mass
- 208.25 g/mol
- Monoisotopic mass
- 208.088815
Names & identifiers
- Preferred name
- Chalcone
- IUPAC
- (E)-1,3-diphenylprop-2-en-1-one
- English name
- trans-Chalcone
- Molecular formula
- C15H12O
- Molecular weight
- 208.26
Names & synonyms
Show more names
Database identifiers
- CAS
614-47-1、94-41-7- PubChem CID
- 637760
- DTXSID
DTXSID20873536- ChEMBL
CHEMBL7976- ChEBI
CHEBI:27618- UNII
- 5S5A2Q39HX
- EC Number
- 202-330-2、210-383-8
- Nikkaji
- J151.129G、J4.699J
Properties
Computed structural properties
- XLogP
- 3.1
- Topological polar surface area
- 17.1 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 3
- Heavy atoms
- 16
- Formal charge
- 0
- Complexity
- 242
Experimental & physicochemical properties
Physical Description
Yellow powder; [Alfa Aesar MSDS]
Solid
Physicochemical properties
- Melting point
- 55 · 55-59 °C
- Boiling point
- 208 °C25 · 208 °C25 mm Hg(lit.)
- Density
- 1.0712 · 1.0712
- refractive index
- 1.5361 · 1.5361 (estimate)
- Flash point
- 230 °F · >230 °F
- storage temp.
- Sealed in dry,Room Temperature
- solubility
- Chloroform (Slightly)
- form
- Solid
- color
- Pale Yellow
- Odor
- 100 % · at 100.00 %. floral balsam herbal
- Odor Type
- floral
- Water Solubility
- Soluble in chloroform, ether, benzene, and ethanol (slightly). Insoluble in water.
- Merck
- 14 · 14,2037
- BRN
- 509985 · 509985
- InChI
- 1S/C15H12O/c16-15(14-9-5-2-6-10-14)12-11-13-7-3-1-4-8-13/h1-12H/b12-11+
- InChIKey
- DQFBYFPFKXHELB-VAWYXSNFSA-N
- SMILES
- [H]\C(=C(\[H])C(=O)c1ccccc1)c2ccccc2
- LogP
- 4.013 · 4.013 (est)
- CAS DataBase Reference
- 614 · 614-47-1(CAS DataBase Reference)
- EWG's Food Scores
- 1 · 1
- FDA UNII
- 5 S5A2Q39HX · 5S5A2Q39HX
- NIST Chemistry Reference
- Benzalacetophenone(614-47-1)
- UNSPSC Code
- 12352100 · 12352100
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 302 · H302-H319-H335
- Precautionary statements
- 261 · P261-P264-P270-P271-P301+P312-P305+P351+P338
- target organs
- Respiratory system
- PPE
- 95 · dust mask type N95 (US), Eyeshields, Gloves
- Hazard Codes
- Xn,Xi
- Risk Statements
- 22 · 22-36/37
- Safety Statements
- 22 · 22-36/37/39-45
- WGK Germany
- 3 · 3
- RTECS
- 5576750 · UD5576750
- HS Code
- 29143990 · 29143990
- Storage Class
- 11 · 11 - Combustible Solids
- Hazard Classifications
- 4 OralEye · Acute Tox. 4 OralEye Irrit. 2STOT SE 3
Safety & regulation
GHS classification
GHS Classification
Warning
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral];H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation];H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
P261, P264, P264+P265, P270, P271, P280, P301+P317, P304+P340, P305+P351+P338, P319, P330, P337+P317, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 72 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
This chemical does not meet GHS hazard criteria for 11.1% (5 of 45) of reports.
Hazard information
Regulatory Information
Chemical: 2-Propen-1-one, 1,3-diphenyl-
2-Propen-1-one, 1,3-diphenyl-: Does not have an individual approval but may be used under an appropriate group standard
Hazards Summary
Causes other liver changes and multiple enzyme effects in acute intraperitoneal studies of mice; Oral lethal-dose (rat) > 500 mg/kg; [RTECS] A skin irritant; [Merck Index] A skin and strong eye irritant; Toxic by ingestion; [Alfa Aesar MSDS]
Hazard Classes and Categories
Acute Tox. 4 (100%);Eye Irrit. 2 (100%);STOT SE 3 (100%)
Acute Tox. 4 (86.7%);Eye Irrit. 2 (88.9%);STOT SE 3 (86.7%)
Regulatory information
Regulatory Information
Chemical: 2-Propen-1-one, 1,3-diphenyl-
2-Propen-1-one, 1,3-diphenyl-: Does not have an individual approval but may be used under an appropriate group standard
Safety data
- PPE
- dust mask type N95 (US), Eyeshields, Gloves
- wgk
- 3
- rtecs
- UD5576750
- hs_code
- 29143990
- risk_code
- 22-36/37
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xn,Xi
- safety_code
- 22-36/37/39-45
- Storage Class
- 11 - Combustible Solids
- target organs
- Respiratory system
- Hazard statements
- H302-H319-H335
- Hazard Classifications
- Acute Tox. 4 OralEye Irrit. 2STOT SE 3
- Precautionary statements
- P261-P264-P270-P271-P301+P312-P305+P351+P338
Chemistry & industry
Pharmacology
Uses & manufacturing
Applications
Descriptiontrans-Chalcone is an open chain flavonoid that may prevent lung and forestomach cancer.
Usestrans-Chalcone is a positive allosteric modulator of α7 nicotinic acetylcholine receptors and exhibits antioxidant activity.
General Descriptiontrans-Chalcone is an open chain flavonoid that may prevent lung and forestomach cancer.
Preparation methods
Preparationtrans-Chalcones have been obtained in good yields and selectivities following an environmentally friendly methodology by using montmorillonite KSF as a reusable heterogeneous catalyst.Clay-catalysed solventless synthesis of trans-chalcones
Upstream & downstream products
Upstream raw materials
Downstream products
Suppliers50 total
Additional notes
DefinitionChEBI: Chalcone is a member of the class of chalcones that is acetophenone in which one of the methyl hydrogens has been replaced by a benzylidene group. It has a role as a plant metabolite. It is a member of styrenes and a member of chalcones.
Related reactions
Linked notes
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