Fmoc-Lys (biotin-PEG4)-OH

Fmoc-Lys (biotin-PEG4)-OH

Catalog	BR00028509
CAS	1334172-64-3
Structure
Description	Fmoc-Lys (biotin-PEG4)-OH is a Lysine embedded biotin PEG linkers containing a carboxylic group and Fmoc-protected amine. Reaction of carboxylic with primary amino (-NH2) forms stable, irreversible amide bonds. The Fmoc group can be deprotected under basic condition to release the free amine which can be used for further conjugations. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
Synonyms	Fmoc-Lys (biotin-PEG4)-OH
IUPAC Name	27-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-5,21-dioxo-1-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)-9,12,15,18-tetraoxa-6,22-diazaoctacosan-28-oic acid
Molecular Weight	842.02 g/mol
Molecular Formula	C42H59N5O11S
Canonical SMILES	O=C1N[C@@]2([H])CS[C@@H](CCCCC(NCCOCCOCCOCCOCCC(NCCCCC(C(O)=O)NC(OCC3C(C=CC=C4)=C4C5=C3C=CC=C5)=O)=O)=O)[C@@]2([H])N1
InChI	InChI=1S/C42H59N5O11S/c48-37(15-6-5-14-36-39-35(28-59-36)45-41(52)47-39)44-18-20-55-22-24-57-26-25-56-23-21-54-19-16-38(49)43-17-8-7-13-34(40(50)51)46-42(53)58-27-33-31-11-3-1-9-29(31)30-10-2-4-12-32(30)33/h1-4,9-12,33-36,39H,5-8,13-28H2,(H,43,49)(H,44,48)(H,46,53)(H,50,51)(H2,45,47,52)/t34?,35-,36-,39-/m0/s1
InChI Key	PNYHBAKBBQCIDX-OITDVHEZSA-N
Purity	≥98%
Appearance	Solid powder
Shelf Life	>3 years if stored properly
Storage	Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Drug Formulation	This drug may be formulated in DMSO
Elemental Analysis	C, 59.91; H, 7.06; N, 8.32; O, 20.90; S, 3.81
Exact Mass	841.3932
HS Tariff Code	2934.99.03.00
Shipping	Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Stock Solution Storage	0 - 4 C for short term (days to weeks), or -20 C for long term (months).

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