21062-20-4
21062-20-4 structure
- Name: 2,2'-oxydiacetyl chloride
- Chemical Name: 2-(2-chloro-2-oxoethoxy)acetyl chloride
- CAS Number: 21062-20-4
- Molecular Formula: C4H4Cl2O3
- Molecular Weight: 170.97900
- Catalog: Chemical reagent Organic reagent Acid halide
- Create Date: 2018-07-09 22:17:19
- Modify Date: 2025-08-25 18:55:21
| Name | 2-(2-chloro-2-oxoethoxy)acetyl chloride |
|---|---|
| Synonyms |
Acetyl chloride,2,2'-oxybis
chlorure de diglycolyle 2,2'-oxydiacetyl chloride MFCD00134471 2,2'-oxydiacetyl dichloride di-glycolic acid dichloride diglycoldiacid dichloride EINECS 244-186-3 Diglycolyl chloride Oxydiacetyl dichloride |
| Density | 1.449g/cm3 |
|---|---|
| Boiling Point | 246.1ºC at 760mmHg |
| Molecular Formula | C4H4Cl2O3 |
| Molecular Weight | 170.97900 |
| Flash Point | 108.4ºC |
| Exact Mass | 169.95400 |
| PSA | 43.37000 |
| LogP | 0.53380 |
| Vapour Pressure | 0.0277mmHg at 25°C |
| Index of Refraction | n20/D 1.473(lit.) |
| Symbol |
GHS05 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H314 |
| Precautionary Statements | P280-P305 + P351 + P338-P310 |
| Personal Protective Equipment | Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | C: Corrosive; |
| Risk Phrases | 34 |
| Safety Phrases | 26-27-28-36/37/39-45 |
| RIDADR | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| Packaging Group | III |
| HS Code | 2918990090 |
|
~99%
21062-20-4 |
| Literature: Cazaux, Louis; Duriez, Marie-Christine; Picard, Claude; Tisnes, Pierre Tetrahedron Letters, 1989 , vol. 30, # 11 p. 1369 - 1372 |
|
~58%
21062-20-4 |
| Literature: Bayrakci; Ertul Russian Journal of Organic Chemistry, 2008 , vol. 44, # 9 p. 1384 - 1388 |
| Precursor 2 | |
|---|---|
| DownStream 10 | |
![N-(2-methoxyethyl)-2-[2-(2-methoxyethylamino)-2-oxoethoxy]acetamide structure](https://image.chemsrc.com/caspic/277/105399-86-8.png)
![N-hexyl-2-[2-(hexylamino)-2-oxoethoxy]acetamide structure](https://image.chemsrc.com/caspic/131/32775-02-3.png)
![2-[2-(dimethylamino)-2-oxoethoxy]-N,N-dimethylacetamide structure](https://image.chemsrc.com/caspic/419/34866-70-1.png)
| HS Code | 2918990090 |
|---|---|
| Summary | 2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |