CHES Na Cas:103-47-9 White crystalline powder 99% N-Cyclohexyltaurine
| Catalog Number | XD90102 |
| Product Name | CHES |
| CAS | 103-47-9 |
| Molecular Formula | C8H17NO3S |
| Molecular Weight | 207.29 |
| Storage Details | Ambient |
| Harmonized Tariff Code | 29213099 |
Product Specification
| Appearance | White crystalline powder |
| Assay | ≥ 99% |
| Storage Temp | Store at RT |
| Water | <1.0% |
| Heavy metals | <5ppm |
| pH | 5 - 6 |
| Sulfated ash | <0.1% |
| A260, 1M Water | <0.05 |
| A280, 1M Water | <0.05 |
| Solubility 0.1M water | Clear and colourless |
| Infrared | Meets the requirements |
(CHES (2-(Cyclohexylamino)ethanesulfonic acid) is a zwitterionic N-substituted aminosulfonic acid. CHES is used as a buffer for studying pH-dependent processes in enzymology. The compound has been shown to have an unusually high affinity for the iodoacetate binding site of liver alcohol dehydrogenase. The compound, which has a has a pKa of 9.49 at 25°C, is useful for the pH 8.6-10.0 range.
Ingredients in Good's Buffer for Biological Research
CHES has been used:
· as a buffer in mannanase activity assay of antarctic fungal isolates
· as a buffer for DNA digestion and labeling of 2′-deoxyadenosine 3′-monophosphate
· as a component of Wilson and Horne extraction buffer for characterization of rat plasma enzymes
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