A2609112
4-Chloro-<small>DL</small>-mandelic Acid , >98.0%(T) , 492-86-4
CAS NO.：492-86-4
Empirical Formula: C8H7ClO3
Molecular Weight: 186.59
MDL number: MFCD00042724
EINECS: 207-764-6
| Pack Size | Price | Stock | Quantity |
| 5G | RMB43.20 | In Stock |
|
| 25G | RMB117.60 | In Stock |
|
| 100G | RMB280.00 | In Stock |
|
| 250G | RMB4799.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 114-118 °C |
| Boiling point: | 266.91°C (rough estimate) |
| Density | 1.3245 (rough estimate) |
| refractive index | 1.5250 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| pka | 3.14±0.10(Predicted) |
| form | Crystalline Powder |
| color | White to light yellow |
| BRN | 1567759 |
| CAS DataBase Reference | 492-86-4(CAS DataBase Reference) |
| EPA Substance Registry System | Benzeneacetic acid, 4-chloro-.alpha.-hydroxy- (492-86-4) |
Description and Uses
4-?Chloromandelic acid has been used as a catalyst for Michael Addition of 2-?(1-?Ethylpropoxy)?acetaldehyde to N-?[(1Z)?-?2-?Nitroethenyl]?acetamide. As well, it has been used as a nucleation inhibitor for dutch resolution for diastereomers of racemic 3-?methoxyphenylethylamine with chiral mandelic acid.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P261-P280a-P304+P340-P305+P351+P338-P405-P501a |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38-22 |
| Safety Statements | 22-24/25-36-26-37/39 |
| WGK Germany | 3 |
| Hazard Note | Irritant |
| TSCA | Yes |
| HS Code | 29181990 |
