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CAS RN: 921-01-7 | Product Number: C1916
D-Cysteine
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Purity: >95.0%(T)
Synonyms:
- (S)-2-Amino-3-mercaptopropanoic Acid
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
Shipping Information
|
|---|---|---|---|---|---|
| 5G |
€67.00
|
Contact Us | 3 |
|
|
| 25G |
€115.00
|
Contact Us | 13 |
|
* Stock available in Belgium: Shipment on the same day
* Stock available in Japan: Please check the Shipping Simulation for estimated shipments. (excludes regulated items and dry ice shipments)
| Product Number | C1916 |
Purity / Analysis Method 
|
>95.0%(T) |
| Molecular Formula / Molecular Weight | C3H7NO2S = 121.15 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Light Sensitive,Air Sensitive |
| CAS RN | 921-01-7 |
| Reaxys Registry Number | 1721407 |
| MDL Number | MFCD00066461 |
Specifications
| Appearance | White to Light yellow powder to crystal |
| Purity(Redox Titration) | min. 95.0 % |
| Specific rotation | -7.0 to -9.0 deg(C=8, 1MHClaq.) |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 230 °C |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H302 : Harmful if swallowed. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P270 : Do not eat, drink or smoke when using this product. P264 : Wash skin thoroughly after handling. P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth. |
Related Laws:
| EC Number | 213-062-0 |
Transport Information:
| HS Number | 2930901300 |
Application
Spore Germination Inhibitor
L-Cysteine (C0515) is one of the amino acids known as a bacterial spore germinant.1) It has been reported that D-cysteine failed to induce germination of Clostridium sporogenes or C. botulinum spores, but prevented germination induced by L-cysteine.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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