A8495732
2H-Pyrido[4,3-b]-1,4-oxazin-3-(4H)-one , 98% , 20348-09-8
CAS NO.:20348-09-8
Empirical Formula: C7H6N2O2
Molecular Weight: 150.13
MDL number: MFCD00006697
EINECS: 243-751-1
| Pack Size | Price | Stock | Quantity |
| 1G | RMB95.20 | In Stock |
|
| 10G | RMB639.20 | In Stock |
|
| 25G | RMB1279.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 204-206 °C(lit.) |
| Boiling point: | 384.2±37.0 °C(Predicted) |
| Density | 1.327±0.06 g/cm3(Predicted) |
| storage temp. | Sealed in dry,Room Temperature |
| pka | 11.06±0.20(Predicted) |
| form | liquid |
| Appearance | Off-white to light brown Solid |
| BRN | 1074010 |
| InChI | 1S/C7H6N2O2/c10-6-4-11-5-2-1-3-8-7(5)9-6/h1-3H,4H2,(H,8,9,10) |
| InChIKey | ANHQLUBMNSSPBV-UHFFFAOYSA-N |
| SMILES | O=C1COc2cccnc2N1 |
| CAS DataBase Reference | 20348-09-8(CAS DataBase Reference) |
Description and Uses
2H-Pyrido[3,2-b]-1,4-oxazin-3(4H)-one was used in the synthesis of quinazolinbenzoxazine derivatives.
Safety
| Symbol(GHS) | ![]() GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| target organs | Respiratory system |
| PPE | dust mask type N95 (US), Eyeshields, Gloves |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-37/39 |
| WGK Germany | 3 |
| HazardClass | IRRITANT |
| HS Code | 2933998090 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |

![2H-Pyrido[4,3-b]-1,4-oxazin-3-(4H)-one](https://img.chemicalbook.com/CAS/GIF/20348-09-8.gif)



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