7291-22-7
Pyridine-d5
CAS: 7291-22-7
Molecular Formula: C5H5N
7291-22-7 - Names and Identifiers
| Name | Pyridine-d5 |
| Synonyms | PYRIDINE-D PYRIDINE-D5 PYRIDINE-D7 Pyridine-d5 (2H5)pyridine (~2~H_5_)pyridine Dichloromethane-d2 PENTADEUTEROPYRIDINE |
| CAS | 7291-22-7 |
| EINECS | 230-720-2 |
| InChI | InChI=1/C5H5N/c1-2-4-6-5-3-1/h1-5H/i1D,2D,3D,4D,5D |
7291-22-7 - Physico-chemical Properties
| Molecular Formula | C5H5N |
| Molar Mass | 79.1 |
| Density | 1.05g/mLat 25°C(lit.) |
| Melting Point | -41 °C |
| Boling Point | 114.4°C(lit.) |
| Flash Point | 68°F |
| Water Solubility | Soluble in water, alcohol, ether, acetone, and benzene. |
| Solubility | 1000g/l soluble |
| Vapor Presure | 26.7 hPa (25 °C) |
| Appearance | Liquid |
| Color | Colorless |
| BRN | 114377 |
| pKa | pK1:5.83(+1) (25°C) |
| PH | 8.81 (H2O) |
| Storage Condition | no restrictions. |
| Explosive Limit | 1.8-12.4%(V) |
| Refractive Index | n20/D 1.506(lit.) |
7291-22-7 - Risk and Safety
| Risk Codes | R11 - Highly Flammable R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R63 - Possible risk of harm to the unborn child R43 - May cause sensitization by skin contact R36/37/38 - Irritating to eyes, respiratory system and skin. R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed. R45 - May cause cancer R65 - Harmful: May cause lung damage if swallowed R48/23/24/25 - R36/38 - Irritating to eyes and skin. R46 - May cause heritable genetic damage R52 - Harmful to aquatic organisms R40 - Limited evidence of a carcinogenic effect |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37 - Wear suitable protective clothing and gloves. S24/25 - Avoid contact with skin and eyes. S23 - Do not breathe vapour. S53 - Avoid exposure - obtain special instructions before use. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 1282 3/PG 2 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10 |
| HS Code | 2845 90 10 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LD50 orally in Rabbit: 891 mg/kg LD50 dermal Rabbit 1121 mg/kg |
7291-22-7 - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| autoignition temperature | 482°C |
Last Update：2024-04-10 22:29:15
