433926

1′,3′-Dihydro-8-methoxy-1′,3′,3′-trimethyl-6-nitrospiro[2H-1-benzopyran-2,2′-(2H)-indole]

97%

• Synonym(s): 1′3′,3′-Trimethyl-6-nitro-8-methoxyspiro[2-1-benzopyran-2,2′-indoline], 1,3,3-Trimethyl-6′-nitro-8′-methoxyspiro(indoline-2,2′-benzopyran), 1,3,3-Trimethylindolino-6′-nitro-8′-methoxybenzopyrylspiran, 1,3,3-Trimethylindolino-8′-methoxy-6′-nitrobenzospiropyran
• Empirical Formula (Hill Notation): C₂₀H₂₀N₂O₄
• CAS Number: 1498-89-1
• Molecular Weight: 352.38
• EC Number: 216-103-0
• MDL number: MFCD00216608
• UNSPSC Code: 12352103
• PubChem Substance ID: 57650175
• NACRES: NA.23

Properties

• assay: 97%
• form: powder
• mp: 159-162 °C (lit.)
• SMILES string: COc1cc(cc2C=CC3(Oc12)N(C)c4ccccc4C3(C)C)[N+]([O-])=O
• InChI: 1S/C20H20N2O4/c1-19(2)15-7-5-6-8-16(15)21(3)20(19)10-9-13-11-14(22(23)24)12-17(25-4)18(13)26-20/h5-12H,1-4H3
• InChI key: IZDVWQPIYXTGIF-UHFFFAOYSA-N

Description

General description

1′,3′-Dihydro-8-methoxy-1′,3′,3′-trimethyl-6-nitrospiro[2H-1-benzopyran-2,2′-(2H)-indole] (6-NO₂-8-OMe-BIPS) is a spiropyran based photochromic dye. It has a nitro group that enhances the overall quantum yield of the photochemical system.

Application

6-NO₂-8-OMe-BIPS can be potentially used in a variety of applications such as switching devices, signal transducer receptors, and optical imaging processes.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H315,H319,H335
• pcodes: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 11 - Combustible Solids
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: dust mask type N95 (US), Eyeshields, Gloves