Name | 5,6-Dimethoxy-1-indanone |
Synonyms | 5,6-Dimethoxy-1-inda Donepezil Impurity 25 5,6-dimethoxy indanone 5,6-Dimethoxy-1-indanone 5,6-dimethoxy, 1-indanone 2,3-Dihydro-5,6-diMethoxy- 5,6-Dimethoxyindan-1-indanone 5,6-dimethoxy-1H-benzimidazole 5,6-dimethoxy-2,3-dihydroinden-1-one 2,3-dihydro-5,6-dimethoxyinden-1-one 2,3-Dihydro-5,6-dimethoxy-1H-indenone 1H-Inden-1-one,2,3-dihydro-5,6-dimethoxy 5,6-dimethoxy-2,3-dihydro-1H-inden-1-one 5,6-Dimethoxy-2,3-dihydro-1H-indene-1-one 1H-Inden-1-one, 2,3-dihydro-5,6-dimethoxy- |
CAS | 2107-69-9 |
EINECS | 218-287-8 |
InChI | InChI=1/C9H10N2O2/c1-12-8-3-6-7(11-5-10-6)4-9(8)13-2/h3-5H,1-2H3,(H,10,11) |
InChIKey | IHMQOBPGHZFGLC-UHFFFAOYSA-N |
Molecular Formula | C11H12O3 |
Molar Mass | 192.21 |
Density | 1.1503 (rough estimate) |
Melting Point | 118120°C |
Boling Point | 139 °C / 2mmHg |
Flash Point | 144.6°C |
Solubility | Chloroform, Ethyl Acetate |
Vapor Presure | 3.35E-06mmHg at 25°C |
Appearance | White to bright yellow solid |
Color | Off-White to Pale Yellow |
BRN | 1241095 |
Storage Condition | Sealed in dry,Room Temperature |
Refractive Index | 1.4600 (estimate) |
MDL | MFCD00003790 |
Physical and Chemical Properties | Yellow to light yellow crystalline powder |
Risk Codes | R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. R22 - Harmful if swallowed |
Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
WGK Germany | 3 |
TSCA | Yes |
NIST chemical information | Information provided by: webbook.nist.gov (external link) |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
introduction | 5, 6-dimethoxy-1-indanone is an important intermediate of donepezil, a drug for synthetic treatment of Alzheimer's disease (Alzheimer disease, AD), and is also an important organic intermediate in fine organic chemical industry, with high economic value. |
Uses | 5,6-dimethoxyindanone is used to prepare the intermediate of donepezil. Organic and pharmaceutical synthesis intermediates can be used to synthesize donepezil. |