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Biotin BMCC           
Description:
((1-Biotinamido)-4-[4'-(maleimidomethyl)cyclohexanecarboxamido]hexane) MW 533.7 Purity > 95% on TCL Spacer arm 32.6 angstroms. Maleimide reacts with thiol groups to form a thioether link Reaction pH: acidic or neutral pH Dissolve in DMF and DMSO.
Note: The reaction avoids potential modification of tyrosine groups that can inactivate biological activity Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
BSB222        50mg        1,855        ½ø¿Ú·Ö×°
Biotin LC-Hydrazide         
Description:
MW 371.5 Purity > 95% on TLC Spacer arm 24.7 angstroms. Dissolve in DMSO before adding to aqueous buffer Reaction pH: 4-6 Longer spacer arm than biotin hydrazide helps prevent steric hindrances Requires the use of sodium periodate to generate carbonyl groups£¬Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
BSB220        50mg        1,098        ½ø¿Ú·Ö×°
Iodoacetyl LC Biotin         
Description:
(N-Iodoacetyl-N-biotinylhexylenediamine) Forms a hydrazone bond. MW 510.4 Purity > 95% on TLC Spacer arm  27.1 angstroms. Reaction pH: 7.8-8.5 4-6  Membrane Permeable Dissolve in DMSO before adding to aqueous buffer. Reacts specifically with thiol groups to form a stable thiol-ether bond£¬Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
ISB218        50mg        1,325        ½ø¿Ú·Ö×°
NHS Biotin          
Description:
(N-Hydroxysuccinimidobiotin ester)C14H19N3O5S MW 341.4 Purity > 95% on TLC Spacer arm 13.5 angstroms. Reaction pH: 7-9 Membrane Permeable Soluble in DMF DMSO, not in water. CAS# 35013-72-0,Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
HSB212        50mg
250mg        258
1,072        ½ø¿Ú
·Ö×°
NHS LC Biotin          
Description:
(Succinimidyl-6-(biotinamido)hexanoate)MW 455.5 Purity > 95% on TLC Spacer arm 22.4 angstroms. NHS LC Biotin has an extended spacer arm and reduces steric hindrance when binding several biotinylated molecules to one avidin complex. Reaction pH: 7-9 Membrane Permeable. Soluble in DMF DMSO before use.  CAS# 72040-63-2   Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
SSB215   [72040-63-2]        50mg        1,120        ½ø¿Ú·Ö×°
Sulfo-NHS-Biotin          
Description:
(Sulfosuccinimidobiotin)MW 443.4 Purity > 95% on TLC Spacer arm 13.5 angstroms. Reaction pH: 7-9 Membrane Permeable Soluble in water. Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
SSB213   [119616-38-5]        50mg        1,260        ½ø¿Ú·Ö×°
Sulfo NHS LC Biotin         
Description:
(Sulfosuccinimidyl-6-(biotinamido)hexanoate) MW 556.6 Purity > 94% on TCL Spacer arm  22.4 angstroms. Reaction pH: 7-9 Membrane Permeable Soluble in water. Store: -15¡«-20¡æ
±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
SSB214          100mg        1,900        ½ø¿Ú·Ö×°
Sulfo NHS SS Biotin          
Description:
(Sulfosuccinimidyl-2-(biotinamido)ethyl-1,3-dithiopropionate) MW 606.7 Purity > 95% on TLC Spacer arm  24.3 angstroms. Disulfide bond in the spacer arm is cleavable using reducing agents such as TCEP and DTT Cleavable water soluble analog to NHC LC Biotin Water-soluble. Store: -15¡«-20¡æ

±àºÅ        °ü×°        ¼Û¸ñ        ²úµØ
BSB216          50mg        1,197        ½ø¿Ú·Ö×°
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