2,3,5-Collidine
Synonym(s):2,3,5-Trimethylpyridine
- CAS NO.：695-98-7
- Empirical Formula: C8H11N
- Molecular Weight: 121.18
- MDL number: MFCD00126840
- EINECS: 211-786-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:13:53
What is 2,3,5-Collidine?
Chemical properties
clear colourless to very slightly yellow liquid
The Uses of 2,3,5-Collidine
2,3,5-Collidine is omeprazole intermediate which is the drug involved in proton pump inhibitors to block the production of stomach acid. It is used in the manufacture vitamin D3.
The Uses of 2,3,5-Collidine
Omeprazole intermediate.
Properties of 2,3,5-Collidine
| Melting point: | -56.98°C (estimate) |
| Boiling point: | 184 °C(lit.) |
| Density | 0.931 g/mL at 25 °C(lit.) |
| refractive index | n |
| Flash point: | 165 °F |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| form | Liquid |
| pka | 6.53±0.20(Predicted) |
| Specific Gravity | 0.94 |
| color | Clear colorless to very slightly yellow |
| Water Solubility | SLIGHTLY SOLUBLE |
| BRN | 108832 |
| CAS DataBase Reference | 695-98-7(CAS DataBase Reference) |
| NIST Chemistry Reference | Pyridine, 2,3,5-trimethyl-(695-98-7) |
Safety information for 2,3,5-Collidine
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 2,3,5-Collidine
| InChIKey | GFYHSKONPJXCDE-UHFFFAOYSA-N |
2,3,5-Collidine manufacturer
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