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CAS RN: 338-69-2 | Product Number: A0177
D-Alanine
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Purity: >98.0%(T)
Synonyms:
- D-2-Aminopropionic Acid
- H-D-Ala-OH
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
|---|---|---|---|---|
| 5G |
€21.00
|
2 | ≥100 |
|
| 25G |
€68.00
|
7 | ≥60 |
|
*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).
| Product Number | A0177 |
| Purity / Analysis Method | >98.0%(T) |
| Molecular Formula / Molecular Weight | C__3H__7NO__2 = 89.09 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 338-69-2 |
| Reaxys Registry Number | 1720249 |
| PubChem Substance ID | 87561859 |
| SDBS (AIST Spectral DB) | 1466 |
| MDL Number | MFCD00008077 |
Specifications
| Appearance | White powder to crystal |
| Purity(Nonaqueous Titration) | min. 98.0 % |
| Specific rotation [a]20/D | -13.0 to -15.0 deg(C=2, 6mol/L HCl) |
| Solubility in Water | almost transparency |
Properties (reference)
| Specific Rotation | -14° (C=2,6mol/L HCl) |
| Solubility in water | Soluble |
GHS
Related Laws:
| EC Number | 206-418-1 |
Transport Information:
| HS Number | 2922498590 |
Application
Spore Germination Inhibitor
L-Alanine (A0179) is one of the amino acids known as a bacterial spore germinant.1) It has been reported that D-alanine failed to trigger spore germination in Clostridium sporogenes or C. botulinum but prevented germination induced by L-alanine.2)
References
- 1) Cooperativity Between Different Nutrient Receptors in Germination of Spores of Bacillus subtilis and Reduction of This Cooperativity by Alterations in the GerB Receptor
- 2) Functional Characterisation of Germinant Receptors in Clostridium botulinum and Clostridium sporogenes Presents Novel Insights into Spore Germination Systems
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