Sulforhodamine 101 acid chloride (also called Texas Red?) is the most popular labeling reagent of sulfonyl chloride. It is quite unstable in water, especially at the higher pH required for reaction with aliphatic amines. Protein modification by this reagent is frequently done at low temperature (preferably at 4
Details
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Product Name
Sulforhodamine 101 sulfonyl chloride [Texas Red ?] CAS 82354-19-6
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Catalog No
Z0678
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ABT-Webpage
assaybiotechnology.com/Sulforhodamine-101-sulfonyl-chloride-Texas-Red-CAS-82354-19-6
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H-Phrases
H303, H313, H333
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Molecular weight
625.16
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Product Legend
Chemical structure for Sulforhodamine 101 sulfonyl chloride [Texas Red?] *CAS 82354-19-6*
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R-Phrase
R20, R21, R22
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Shipping
RT
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Solvent
DMF
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Spectral Properties
Excitation (nm):586, Emission (nm):603, Extinction coefficient (cm-1 M-1):116000, Quantum yield:0.93, 0.35
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Storage
f/l
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Symbol
Xn
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UNSPEC Code
12171501