Fmoc-Lys(Dabcyl)-OH - ≥95% , CAS No.146998-27-8

CAS: 146998-27-8 Cat. No.: F332266 Molecular Weight: 619.71
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
MFCD00467694 | (S,E)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-6-(4-((4-(dimethylamino)phenyl)diazenyl)benzamido)hexanoic acid | F12337 | N-alpha-(9-Fluorenylmethyloxycarbonyl)-N-epsilon-4-[4'-(dimethylamino)phenylazo]-benzoyl-L-lysine | (S)-2-((((9H-
Storage
Store at 2-8°C,Desiccated
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
F332266-100mg
2

$55.90

$83.90
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250mg
F332266-250mg
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$121.90

$182.90
Save $61.00 (33.35%)
1g
F332266-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$368.90

$553.90
Save $185.00 (33.40%)
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Desiccated Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Fmoc-Lys(Dabcyl)-OH is a building block for in-sequence Lys labeling by Dabcyl. Dabcyl is one of the most common acceptor dyes for preparing FRET peptides (often paired with EDANS or TF1).

Specifications

Synonyms
MFCD00467694 | (S, E)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-6-(4-((4-(dimethylamino)phenyl)diazenyl)benzamido)hexanoic acid | F12337 | N-alpha-(9-Fluorenylmethyloxycarbonyl)-N-epsilon-4-[4'-(dimethylamino)phenylazo]-benzoyl-L-lysine | (S)-2-((((9H-
Specifications & Purity
≥95%
Storage
Store at 2-8°C, Desiccated
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid504761436
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504761436
Canonical SmilesCN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)C(=O)NCCCCC(C(=O)O)NC(=O)OCC3C4=CC=CC=C4C5=CC=CC=C35
IUPAC Name(2S)-6-[[4-[[4-(dimethylamino)phenyl]diazenyl]benzoyl]amino]-2-(9H-fluoren-9-ylmethoxycarbonylamino)hexanoic acid
InChIKeyFPOPWTDBGMLRNG-XIFFEERXSA-N
INCHI1S/C36H37N5O5/c1-41(2)27-20-18-26(19-21-27)40-39-25-16-14-24(15-17-25)34(42)37-22-8-7-13-33(35(43)44)38-36(45)46-23-32-30-11-5-3-9-28(30)29-10-4-6-12-31(29)32/h3-6,9-12,14-21,32-33H,7-8,13,22-23H2,1-2H3,(H,37,42)(H,38,45)(H,43,44)/t33-/m0/s1
Isomeric SMILES CN(C)C1=CC=C(C=C1)N=NC2=CC=C(C=C2)C(=O)NCCCC[C@@H](C(=O)O)NC(=O)OCC3C4=CC=CC=C4C5=CC=CC=C35
Molecular Weight 619.71
Reaxy-Rn 8601019
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=8601019&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzobenzenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentAzobenzenes
Alternative Parents Fluorenes  Alpha amino acids and derivatives  Benzamides  Aniline and substituted anilines  Benzoyl derivatives  Dialkylarylamines  Medium-chain fatty acids  Amino fatty acids  Carbamate esters  Amino acids  Azo compounds  Secondary carboxylic acid amides  Organic carbonic acids and derivatives  Carboxylic acids  Propargyl-type 1,3-dipolar organic compounds  Monocarboxylic acids and derivatives  Hydrocarbon derivatives  Organopnictogen compounds  Carbonyl compounds  Organic oxides  
Molecular FrameworkAromatic homopolycyclic compounds
Substituents Azobenzene - Fluorene - Alpha-amino acid or derivatives - Benzamide - Benzoic acid or derivatives - Benzoyl - Tertiary aliphatic/aromatic amine - Medium-chain fatty acid - Dialkylarylamine - Aniline or substituted anilines - Amino fatty acid - Fatty acyl - Fatty acid - Benzenoid - Monocyclic benzene moiety - Carbamic acid ester - Amino acid - Azo compound - Amino acid or derivatives - Carboxamide group - Carbonic acid derivative - Secondary carboxylic acid amide - Tertiary amine - Carboxylic acid - Carboxylic acid derivative - Propargyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Monocarboxylic acid or derivatives - Organic oxide - Carbonyl group - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Organooxygen compound - Amine - Organic oxygen compound - Aromatic homopolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as azobenzenes. These are organonitrogen aromatic compounds that contain a central azo group, where each nitrogen atom is conjugated to a benzene ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

3 results found

Lot NumberCertificate TypeDateItem
K2209552Certificate of AnalysisAug 12, 2025 F332266
K2209664Certificate of AnalysisAug 12, 2025 F332266
K2209666Certificate of AnalysisAug 12, 2025 F332266
Chemical and Physical Properties
Molecular Weight619.700 g/mol
XLogP36.600
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count8
Rotatable Bond Count14
Exact Mass619.279 Da
Monoisotopic Mass619.279 Da
Topological Polar Surface Area133.000 Ų
Heavy Atom Count46
Formal Charge0
Complexity1000.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Solution Calculators
Reviews

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