Name | 3-CHLORO-2,4-PENTANEDIONE |
Synonyms | 3-Cl-ACAC 3-Chloro-2,4-pentanedione 3-CHLORO-2,4-PENTANEDIONE 3-Chloroacetylacetone for synthesis |
CAS | 1694-29-7 |
EINECS | 216-902-4 |
Molecular Formula | C5H7ClO2 |
Molar Mass | 134.56 |
Density | 1.1921 g/mL at 20 °C (lit.) |
Melting Point | -15 °C |
Boling Point | 49-52 °C/18 mmHg (lit.) |
Flash Point | 54 °F |
Vapor Presure | 15 hPa (20 °C) |
Appearance | Form Liquid, color Clear yellow to very deep brown |
pKa | 6.77±0.46(Predicted) |
PH | 3.9 (7.65g/l, H2O, 20℃) |
Storage Condition | 2-8°C |
Refractive Index | n20/D 1.483(lit.) |
MDL | MFCD00009651 |
Physical and Chemical Properties | EPA Chemical Information 2,4-Pentanedione, 3-chloro- (1694-29-7) |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
UN IDs | UN 1224 3/PG 3 |
WGK Germany | 3 |
FLUKA BRAND F CODES | 19 |
HS Code | 2914 79 00 |
Hazard Class | 3.1 |
Packing Group | II |
Downstream Products | 2-Amino-4-methyl-5-acetylthiazole 5-Acetyl-2,4-dimethylthiazole |
auto-ignition temperature | 485 °C |
Solubility | 7.65g/l |
Specific gravity | 1.129 |
explosion limit (explosive limit) | 2.1%(V) |
BRN | 605870 |