China (Mainland)
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L-Valine CAS: 72-18-4 CAS NO.72-18-4
- FOB Price: USD: 1.00-2.00 /Metric Ton Get Latest Price
- Min.Order: 5 Metric Ton
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- L-Valine
- L-2-Aminoisovaleric acid
- 72-18-4
Quick Details
- ProName: L-Valine CAS: 72-18-4
- CasNo: 72-18-4
- Molecular Formula: C5H11NO2
- Appearance: white powder
- Application: Pharmaceutical Intermediates
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25KG/drum
- Port: Qingdao Port
- ProductionCapacity: 1000 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 5 Metric Ton
- CAS: 72-18-4
- Molecular Formula: C5H11NO2
Superiority
Formula:C5H11NO2
Molecular Weight:117.15
Deleted CAS:7004-03-7|16872-32-5
Synonyms:Valine,L- (8CI);(+)-2-Amino-3-methylbutyric acid;(2S)-2-Amino-3-methylbutanoic acid;(S)-2-Amino-3-methylbutanoic acid;(S)-Valine;(S)-a-Amino-b-methylbutyric acid;2-Amino-3-methylbutanoic acid;Butanoic acid,2-amino-3-methyl-, (S)-;L-(+)-a-Aminoisovaleric acid;L-a-Amino-b-methylbutyricacid;NSC 76038;Valine;H-Val-OH;
EINECS:200-773-6
Density:1.064 g/cm3
Melting Point:295-300 °C (subl.)(lit.)
Boiling Point:213.642 °C at 760 mmHg
Flash Point:83.008 °C
Solubility:85 g/L (20 °C) in water
Appearance:White crystalline powder
Details
|
Test Items |
Specifications |
|
Appearance |
White to off-white powder |
|
Solubility |
Colorless & clear (c=5, 3N HCl) |
|
Specific Rotation [20/D] |
-26.5 to -29.0 Degree (c=8, 6N HCl) |
|
Loss on Drying |
Not more than 0.3% |
|
Residue on Ignition (Sulfate) |
Not more than 0.1% |
|
Chloride (Cl) |
Not more than 0.02% |
|
Sulfate (SO4) |
Not more than 0.03% |
|
Heavy Metals (Pb) |
Not more than 10ppm |
|
Iron (Fe) |
Not more than 10ppm |
|
Ammonium Salts (NH4) |
Not more than 0.02% |
|
Arsenic (As) |
Not more than 1ppm |
|
Other Amino Acid |
Not detected by TLC |
|
Assay |
98.5% to 101.0% |
|
L-Enantiomer |
Not more than 0.5% |