Chemical Name: D( )-Malic acid
CAS No.:636-61-3
Molecular Formula: C4H6O5
Molecular weight: 134.09
Appearance: white crystalline powder
Assay: 98.5%
d( )-malic acid cas 636-61-3
Description
D( )-Malic acid Quick Details
Chemical Name: D( )-Malic acid
CAS No.:636-61-3
Molecular Formula: C4H6O5
Molecular weight: 134.09
Chemical Structure:
Appearance: white crystalline powder
Assay: 98.5%
D( )-Malic acid Typical Properties
| Item | Standard |
| Appearance | White crystalline powder |
| Assay(as C4H6O5) | ≧99.0 |
| specific rotation [α]D20℃ | 1.6~ 2.6 |
| Sulfate[SO4] | ≦0.03% |
| Chloride[CI] | ≦0.004% |
| Arsenic (as As) mg/kg | ≦2.0 |
| Heavmetals [Pb] mg/kg | ≦20 |
| Fumaric Acid | ≦1.0% |
| Maleic Acid | ≦0.05% |
| Residue on ignition | ≦0.10% |
| State of solution | PASS |
| Readily oxidilable substances | Qualified |
D( )-Malic acid Usage
It is an important four-carbon atoms chiral pool. It is mainly used in many fields including chiral pharmaceuticals, chiral additives and chiral auxiliaries.
It is used as chiral pool of chiral synthesis in pharmaceutical and food industries. As an optically active organic acid, it is insubstitutable in asymmetry synthesis of some chiral compounds.
D( )-Malic acid Packaging and Shipping
25kgnet weight in cardboard drum or according to customer requirements.
Delivery: delivery within 3-5working days.
D( )-Malic acid Storage
Kept airtightly in a light-proof, dry and cool place.