Name | 3-Pyridinecarboxaldehyde |
Synonyms | Nicotinaldehyde 3-Formylpyridine 3-Pyridylaldehyde 3-Nicotinaldehyde 3-Pyridinaldehyde 3-Pyridinealdehyde Pyridine-3-aldehyde 3-Pyridylcarboxaldehyde pyridine-3-carbaldehyde 3-Pyridinecarboxaldehyde 3-Pyridine carboxaldehyde Pyridine-3-carboxaldehyde 3-Pyridylcarboxaldehyde DEG beta-Pyridinecarbonaldehyde |
CAS | 500-22-1 |
EINECS | 207-900-4 |
InChI | InChI=1/C6H5NO/c8-5-6-2-1-3-7-4-6/h1-5H |
InChIKey | QJZUKDFHGGYHMC-UHFFFAOYSA-N |
Molecular Formula | C6H5NO |
Molar Mass | 107.11 |
Density | 1.141 g/mL at 20 °C (lit.) |
Melting Point | 8°C |
Boling Point | 78-81 °C/10 mmHg (lit.) |
Flash Point | 140°F |
Water Solubility | miscible |
Vapor Presure | 0.3 hPa (20 °C) |
Appearance | liquid (clear) |
Specific Gravity | 1.145 (20/4℃) |
Color | clear brown-yellow |
BRN | 105343 |
pKa | 3.43±0.10(Predicted) |
PH | 5.4 (111g/l, H2O, 20℃) |
Storage Condition | 2-8°C |
Sensitive | Air Sensitive |
Refractive Index | n20/D 1.549(lit.) |
Physical and Chemical Properties | This product is a colorless liquid, B. p.95 ~ 97 ℃/2kpa,n20D 1.5490, relative density of 1.135. |
Risk Codes | R10 - Flammable R37/38 - Irritating to respiratory system and skin. R42/43 - May cause sensitization by inhalation and skin contact. R41 - Risk of serious damage to eyes R34 - Causes burns R43 - May cause sensitization by skin contact R22 - Harmful if swallowed R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S39 - Wear eye / face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S23 - Do not breathe vapour. |
UN IDs | UN 1989 3/PG 3 |
WGK Germany | 3 |
RTECS | QS2980000 |
FLUKA BRAND F CODES | 8-10-23 |
TSCA | Yes |
HS Code | 29333999 |
Hazard Note | Irritant/Keep Cold/Air Sensitive |
Hazard Class | 3.2 |
Packing Group | III |
Toxicity | LD50 orally in Rabbit: 2355 mg/kg |