D-5-Pyrrolidone-2-carboxylic acid
Min.Order / FOB Price:Get Latest Price
| 1 Kilogram |
FOB Price: USD 1.0000 |
- Min.Order :1 Kilogram
- Purity: 99%
- Payment Terms : L/C,T/T
Keywords
D-5-Pyrrolidone-2-carboxylic acid 5-Oxo-D-proline CAS:4042-36-8
Quick Details
- Appearance:White crystals
- Application:organic intermediate
- PackAge:25kg
- ProductionCapacity:2000|Metric Ton|Year
- Storage:Store in cool and dry place, away from sun light.
- Transportation:By sea or by air
Superiority:
Name: D-5-Pyrrolidone-2-carboxylic acid
CAS:4042-36-8
MF: C5H7NO3
Details:
|
Item |
Specification |
|
Appearance |
White crystals |
|
Specific rotation[α]D/20 (C=2 in H2O) |
+10.8°to +12.3° |
|
melting range(ºC) |
159 .0to 161.0 ºC |
|
Chloride(C1) |
Not more than 0.02% |
|
Sulfate(SO4) |
Not more than 0.02% |
|
Iron(Fe) |
Not more than 30ppm |
|
Heavy metals(Pb) |
Not more than 10ppm |
|
Arsenic(As2O3) |
Not more than 1ppm |
|
Loss on drying |
Not more than 0.50% |
|
Residue on ignition |
Not more than 0.10% |
|
Assay |
98.0%～ 101.0% |
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