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ChemicalBook--->CAS DataBase List--->3443-45-6

3443-45-6

3443-45-6 Structure

3443-45-6 Structure
IdentificationMore
[Name]

1-PYRENEBUTYRIC ACID
[CAS]

3443-45-6
[Synonyms]

1-PYRENEBUTANOIC ACID
1-PYRENEBUTYRIC ACID
4-(1-PYRENYL)BUTYRIC ACID
4-(PYRENE-1-YL)-N-BUTYRIC ACID
1-pyrenebutyrate
pyrene-1-butyric acid
1-PYRENEBUTYRIC ACID, FOR FLUORESCENCE
1-Pyrenebutyricacid,97%
Pyrene-3-butyric acid.
1-Pyrenylbutyric acid
4-(Pyren-1-yl)butyric acid
4-(Pyrene-1-yl)butanoic acid
4-(Pyrene-3-yl)butanoic acid
[EINECS(EC#)]

222-354-7
[Molecular Formula]

C20H16O2
[MDL Number]

MFCD00004141
[Molecular Weight]

288.34
[MOL File]

3443-45-6.mol
Chemical PropertiesBack Directory
[Appearance]

Pale yellow or yellow-beige crystalline powder
[Melting point ]

184-186 °C (lit.)
[Boiling point ]

370.57°C (rough estimate)
[density ]

1.1742 (rough estimate)
[refractive index ]

1.4800 (estimate)
[storage temp. ]

Store below +30°C.
[solubility ]

DMSO (Slightly), Methanol (Slightly, Heated)
[form ]

Crystalline Powder
[pka]

4.76±0.10(Predicted)
[color ]

Pale yellow or yellow-beige
[Water Solubility ]

Partially soluble in water.
[BRN ]

2140554
[CAS DataBase Reference]

3443-45-6(CAS DataBase Reference)
[EPA Substance Registry System]

1-Pyrenebutanoic acid (3443-45-6)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[RIDADR ]

UN 3077 9/PG 3
[WGK Germany ]

3
[TSCA ]

Yes
[HS Code ]

29163990
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Methanol-->Dichloromethane-->Thionyl chloride-->Toluene-->Aluminum chloride-->Hydrazine hydrate-->Diethylene glycol-->Succinic anhydride-->Pyrene
[Preparation Products]

7,8,9,10-TETRAHYDRO-BENZO[A]PYREN-7-OL
Hazard InformationBack Directory
[Chemical Properties]

Pale yellow or yellow-beige crystalline powder
[Uses]

1-Pyrenebutyric Acid is a fluorescent probe used to study proteins, lipids, nucleic acids and other biological systems. The fluorescence lifetime of 1-Pyrenebutyric Acid depends on local oxygen and fr ee radical concentration.
[General Description]

1-Pyrenebutyric acid (PBA) is a conjugated polymer that has a large π system and a carboxylic group. It is majorly used in surface functionalization. It has a high fluorescence efficiency and stability that make it useful in optoelectronic applications.
[Purification Methods]

Crystallise the butyric acid from *benzene, EtOH, EtOH/water (7:3 v/v) or *C6H6/AcOH. Dry it over P2O5. [Chu & Thomas J Am Chem Soc 108 6270 1986, Beilstein 9 IV 2731.]
Spectrum DetailBack Directory
[Spectrum Detail]

1-PYRENEBUTYRIC ACID(3443-45-6)MS
1-PYRENEBUTYRIC ACID(3443-45-6)1HNMR
1-PYRENEBUTYRIC ACID(3443-45-6)13CNMR
1-PYRENEBUTYRIC ACID(3443-45-6)IR1
1-PYRENEBUTYRIC ACID(3443-45-6)IR2
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

1-Pyrenebutyric acid, 99%(3443-45-6)
[Alfa Aesar]

1-Pyrenebutyric acid, 97%(3443-45-6)
[TCI AMERICA]

1-Pyrenebutyric Acid,>98.0%(GC)(T)(3443-45-6)
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