Section: 9 | Organic dyes and pigments (OD) | Page: 95 |
IRUG filename: IOD00095 | Data type: Infrared | IRUG material class: Organic dyes and pigments (OD) |
Sample type: Reference material | Common name(s): Alkanet (aldenet), Natural Red 20, CI75530 | CAS name: 1,4-Naphthalenedione, 5,8-dihydroxy-2-[(1S)-1-hydroxy-4-methyl-3-penten-1-yl]- |
Sample source 1: Helmut Schweppe Collection of Early Synthetic Dyes | Source location 1: BASF, Ludwigshafen, Germany | Sample identifier 1: Alkanet (aldenet) |
Sample source 2: Getty Conservation Institute | Source location 2: The Getty Center, 1200 Getty Center Drive, Los Angeles, CA, 90049 | Sample identifier 2: Alkanet (aldenet) |
Color: Purple red brown, dark | Age: 1986, acquired | Application: DRIFTS (diffuse reflectance infrared Fourier transform spectroscopy) |
Mode: Refl | Originating institution name: Getty Conservation Institute | Originating institution acronym: GCI |
Molecular formula: C16 H16 O5 | CAS registry no: 517-88-4 |
IRUG Structure Tracking #: 174 Common Name(s): Alkannin; Natural Red 20; CI75520 Chemical Name(s): 1,4-Naphthalenedione, 5,8-dihydroxy-2-(1-hydroxy-4-methyl-3-pentenyl)- CAS Name: 5,8-Dihydroxy-2-[(1S)-1-hydroxy-4-methylpent-3-en-1-yl]naphthalene-1,4-dione CAS Registry No: 517-88-4 IRUG Material Class: Organic dyes and pigments (OD) Molecular Formula: C16 H16 O5 MW: 288.30 |