2834-23-3
2834-23-3 structure
- Name: Chlorodifluoroacetic anhydride
- Chemical Name: (2-chloro-2,2-difluoroacetyl) 2-chloro-2,2-difluoroacetate
- CAS Number: 2834-23-3
- Molecular Formula: C4Cl2F4O3
- Molecular Weight: 242.941
- Catalog: Chemical reagent Organic reagent Carboxylic anhydride
- Create Date: 2018-07-08 10:23:38
- Modify Date: 2026-07-02 16:02:13
| Name | (2-chloro-2,2-difluoroacetyl) 2-chloro-2,2-difluoroacetate |
|---|---|
| Synonyms |
2-chloro-2,2-difluoroacetic anhydride
1,5-Dichloro-1,1,5,5-tetrafluoro-3-oxapentan-2,4-dione, 1,5-Dichloro-2,4-dioxo-1,1,5,5-tetrafluoro-3-oxapentane Acetic acid,2-chloro-2,2-difluoro-, 1,1'-anhydride Difluorochloroacetic anhydride 2-chloro-2,2-difluoroacetyl 2-chloro-2,2-difluoroacetate chlorodifluoro-aceticacianhydride Acetic acid,chlorodifluoro-,anhydride Bis(chlorodifluoroacetic)anhydride Chlorodifluoroacetic anhyride Chlorodifluoroacetic Anhydride > Chlorodifluoroacetic anhydride, min Chloro(difluoro)acetic anhydride chlorodifluoroacetic anyhydride Chlorodifluoroaceticanhydride,min 2-Chloro-2,2-difluoroacetic anhydride Acetic acid, chlorodifluoro-, anhydride MFCD00000774 CHLORODIFLUOROACETIC ANHYDRIDE GXFFVOVXGFF EINECS 220-603-4 CHLORODIFLUOROACETIC ANHYDRIDE 2-3 difluorochloroacetic anhydride |
| Density | 1.7±0.1 g/cm3 |
|---|---|
| Boiling Point | 92.5±0.0 °C at 760 mmHg |
| Molecular Formula | C4Cl2F4O3 |
| Molecular Weight | 242.941 |
| Flash Point | 25.9±15.1 °C |
| Exact Mass | 241.916061 |
| PSA | 43.37000 |
| LogP | 2.98 |
| Vapour Pressure | 51.5±0.1 mmHg at 25°C |
| Index of Refraction | 1.384 |
| Symbol |
GHS05, GHS06 |
|---|---|
| Signal Word | Danger |
| Hazard Statements | H301-H312-H314 |
| Precautionary Statements | P280-P301 + P310-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 |
| Risk Phrases | R23/24/25 |
| Safety Phrases | S26-S36/37/39-S45 |
| RIDADR | 3265 |
| Packaging Group | II |
| Hazard Class | 8 |
| HS Code | 2915900090 |
|
~%
2834-23-3 |
| Literature: Yagupol'skii,L.M.; Korin'ko,V.A. J. Gen. Chem. USSR (Engl. Transl.), 1967 , vol. 37, p. 1717 - 1722,1637 - 1640 |
| Precursor 1 | |
|---|---|
| DownStream 10 | |
![1,1,1,2,2,3,3-Heptafluoro-3-[[1,1,1,2,3,3-hexafluoro-3-(1,2,2,2-tetrafluoroethoxy)propan-2-yl]oxy]propane structure](https://image.chemsrc.com/caspic/111/3330-14-1.png)
![3-(Chlorodifluoroacetyl)imidazo[1,2-a]pyridine structure](https://image.chemsrc.com/caspic/494/219296-24-9.png)
| HS Code | 2915900090 |
|---|---|
| Summary | 2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0% |