Azide-SS-biotin - ≥95% , CAS No.1620523-64-9

CAS: 1620523-64-9 Cat. No.: A595997 Molecular Weight: 404.6 PubChem CID: 102514833
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
N-(2-((2-Azidoethyl)disulfaneyl)ethyl)-5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanamide | Azide-C2-SS-C2-biotin
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
A595997-10mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$95.90
50mg
A595997-50mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$275.90
250mg
A595997-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$689.90
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Why this grade

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

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

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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

Azide-C2-SS-C2-biotin is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs). Azide-C2-SS-C2-biotin is a click chemistry reagent, it contains an Azide group and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.

Specifications

Synonyms
N-(2-((2-Azidoethyl)disulfaneyl)ethyl)-5-((3aS, 4S, 6aR)-2-oxohexahydro-1H-thieno[3, 4-d]imidazol-4-yl)pentanamide | Azide-C2-SS-C2-biotin
Specifications & Purity
≥95%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Canonical SmilesC1C2C(C(S1)CCCCC(=O)NCCSSCCN=[N+]=[N-])NC(=O)N2
IUPAC Name5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-(2-azidoethyldisulfanyl)ethyl]pentanamide
InChIKeyCMWHTSPPRPEKSH-GVXVVHGQSA-N
INCHI1S/C14H24N6O2S3/c15-20-17-6-8-25-24-7-5-16-12(21)4-2-1-3-11-13-10(9-23-11)18-14(22)19-13/h10-11,13H,1-9H2,(H,16,21)(H2,18,19,22)/t10-,11-,13-/m0/s1
Isomeric SMILES C1[C@H]2[C@@H]([C@@H](S1)CCCCC(=O)NCCSSCCN=[N+]=[N-])NC(=O)N2
PubChem CID 102514833
Molecular Weight 404.6

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

3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Chemical and Physical Properties
SolubilitySolubility in DMSO
SensitivityHygroscopic
Molecular Weight404.600 g/mol
XLogP31.700
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count7
Rotatable Bond Count12
Exact Mass404.112 Da
Monoisotopic Mass404.112 Da
Topological Polar Surface Area160.000 Ų
Heavy Atom Count25
Formal Charge0
Complexity503.000
Isotope Atom Count0
Defined Atom Stereocenter Count3
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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