ChemicalBook--->CAS DataBase List--->20999-36-4

20999-36-4

20999-36-4 Structure

20999-36-4 Structure
IdentificationBack Directory
[Name]

Phosphonic acid, (4-carbazol-9-ylbutyl)- (8CI)
[CAS]

20999-36-4
[Synonyms]

4-(9-Carbazolyl)-butylphosphonsaeure
4-(9H-carbazol-9-yl)butyl]phosphonic acid
Phosphonic acid, (4-carbazol-9-ylbutyl)- (8CI)
[Molecular Formula]

C16H18NO3P
[MOL File]

20999-36-4.mol
[Molecular Weight]

303.29
Chemical PropertiesBack Directory
[Melting point ]

263-265 °C
[Boiling point ]

501.4±56.0 °C(Predicted)
[density ]

1.33±0.1 g/cm3(Predicted)
[form ]

solid
[pka]

2.54±0.10(Predicted)
[InChI]

InChI=1S/C16H18NO3P/c18-21(19,20)12-6-5-11-17-15-9-3-1-7-13(15)14-8-2-4-10-16(14)17/h1-4,7-10H,5-6,11-12H2,(H2,18,19,20)
[InChIKey]

VVVLSSBYAHLICL-UHFFFAOYSA-N
[SMILES]

C(P(=O)(O)O)CCCN1C2=C(C=CC=C2)C2=C1C=CC=C2
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302-H315-H319-H335
[Precautionary statements ]

P280-P305+P351+P338
Hazard InformationBack Directory
[Uses]

4PACz, or 4-(9H-carbazol-9-yl)phenylphosphonic acid, is a phosphonic acid derivative that features a phenyl group attached to a carbazole moiety. This compound has been shown to effectively reduce recombination in perovskite solar cells, improving carrier transport and overall efficiency.
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