1663-67-8
Malonyl dichloride
CAS: 1663-67-8
Molecular Formula: C3H2Cl2O2
1663-67-8 - Names and Identifiers
| Name | Malonyl dichloride |
| Synonyms | NSC 66410 Malonyl chloride Malonoyl chloride Malonyl dichlorid Malonyl dichloride Malonoyl dichloride Malonic acid chloride Malonic acid dichloride Propanedioyl dichloride Propane-1,3-dioyl dichloride |
| CAS | 1663-67-8 |
| EINECS | 216-772-9 |
| InChI | InChI=1/C3H2Cl2O2/c4-2(6)1-3(5)7/h1H2 |
1663-67-8 - Physico-chemical Properties
| Molecular Formula | C3H2Cl2O2 |
| Molar Mass | 140.95 |
| Density | 1.449 g/mL at 25 °C (lit.) |
| Boling Point | 53-55 °C/19 mmHg (lit.) |
| Flash Point | 117°F |
| Water Solubility | decomposes |
| Vapor Presure | 3.16mmHg at 25°C |
| Appearance | Liquid |
| Color | Clear yellow to orange to brown |
| BRN | 774044 |
| pKa | 6.86±0.46(Predicted) |
| Storage Condition | 2-8°C |
| Refractive Index | n20/D 1.465(lit.) |
| Physical and Chemical Properties | density 1.449
refractive index 1.462-1.466
flash point 47 ° C
water-soluble decomposes
boiling point 53-55 °c (19 mmHg) |
| Use | Can be used as an excellent acylating agent for organic synthesis |
1663-67-8 - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | R14 - Reacts violently with water R34 - Causes burns R29 - Contact with water liberates toxic gas R10 - Flammable |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S16 - Keep away from sources of ignition. |
| UN IDs | UN 2920 8/PG 2 |
| WGK Germany | - |
| FLUKA BRAND F CODES | 8-10 |
| TSCA | Yes |
| HS Code | 29171990 |
| Hazard Class | 8 |
| Packing Group | II |
1663-67-8 - Reference Information
| chemical properties | light yellow liquid. |
| use | intermediates of various sulfa drugs, such as sulfathiazole, sulfaisoxazole, sulfamethisoxazole, sulfabenzopyrazole, sulfadioxidine, etc. It is also an intermediate of dyes. It can be used as an excellent acylating agent for organic synthesis |
| NIST chemical information | The information is: webbook.nist.gov provides (external link) |
| EPA chemical information | The information is: offered by ofmpub.epa.gov (external link) |
Last Update：2024-04-09 01:59:59
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