2-Iminobiotin - ≥98% , CAS No.13395-35-2

CAS: 13395-35-2 Cat. No.: I113701 Molecular Weight: 243.33 Beilstein Registry Number: 18952 PubChem CID: 128878
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
CCRIS 3972 | 5-((3aR,6S,6aS)-2-Amino-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-6-yl)pentanoic acid | 5-((3AS,4S,6aR)-2-amino-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoic acid | 2-Iminobiotin, >=98% (TLC) | HXH71NRQ5C | FLOCTAFENINE [IN
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
I113701-5mg
1

$68.90

$80.90
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25mg
I113701-25mg
1

$205.90

$241.90
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Why this grade

≥98% 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

2-Iminobiotin is a cyclic guanidino analog of biotin that has high affinity for avidin at high pH (>9) and low affinity at low pH (<6). The proteins that are iminobiotinylated are selectively contained within the avidin column at pH 9 to 11 and may be eluted at pH 4 or by the addition of biotin. This technique may be very useful in the study of cell surface proteins by labeling and selectively recovering the components that are periodate-sensitive from intact human erythrocyte surface.2-Iminobiotin reversibly inhibits NOS (nitric oxide synthases) via its guanidino group. It inhibits NO biosynthesis and may be important to understand the binding-site interactions for this important class of enzymes. NOS oxidizes the guanidino-nitrogen of L-arginine to produce nitric oxide and L-citrulline
A reversible inhibitor of mouse NOS2 (iNOS) and rat NOS1 (nNOS)

Specifications

Synonyms
CCRIS 3972 | 5-((3aR, 6S, 6aS)-2-Amino-3a, 4, 6, 6a-tetrahydro-1H-thieno[3, 4-d]imidazol-6-yl)pentanoic acid | 5-((3AS, 4S, 6aR)-2-amino-3a, 4, 6, 6a-tetrahydro-1H-thieno[3, 4-d]imidazol-4-yl)pentanoic acid | 2-Iminobiotin, >=98% (TLC) | HXH71NRQ5C | FLOCTAFENINE [IN
Specifications & Purity
≥98%
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.
Action Type
INHIBITOR
Purity
≥98%
Names and Identifiers
Pubchem Sid504756995
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504756995
Canonical SmilesC1C2C(C(S1)CCCCC(=O)O)N=C(N2)N
IUPAC Name5-[(3aS,4S,6aR)-2-amino-3a,4,6,6a-tetrahydro-1H-thieno[3,4-d]imidazol-4-yl]pentanoic acid
InChIKeyWWVANQJRLPIHNS-ZKWXMUAHSA-N
INCHI1S/C10H17N3O2S/c11-10-12-6-5-16-7(9(6)13-10)3-1-2-4-8(14)15/h6-7,9H,1-5H2,(H,14,15)(H3,11,12,13)/t6-,7-,9-/m0/s1
Isomeric SMILES C1[C@H]2[C@@H]([C@@H](S1)CCCCC(=O)O)N=C(N2)N
WGK Germany 3
PubChem CID 128878
Molecular Weight 243.33
Beilstein 18952

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassBiotin and derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBiotin and derivatives
Alternative Parents Thienoimidazolidines  Medium-chain fatty acids  Thia fatty acids  Heterocyclic fatty acids  Thiophenes  Thiolanes  Imidazolidines  Guanidines  Azacyclic compounds  Carboximidamides  Monocarboxylic acids and derivatives  Carboxylic acids  Dialkylthioethers  Hydrocarbon derivatives  Imines  Organic oxides  Carbonyl compounds  Organopnictogen compounds  
Molecular FrameworkAliphatic heteropolycyclic compounds
Substituents Biotin_derivative - Thienoimidazolidine - Medium-chain fatty acid - Heterocyclic fatty acid - Thia fatty acid - Fatty acid - Fatty acyl - Imidazolidine - Thiolane - Thiophene - Guanidine - Azacycle - Dialkylthioether - Carboximidamide - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Thioether - Hydrocarbon derivative - Imine - Organonitrogen compound - Organooxygen compound - Organopnictogen compound - Organic oxide - Organic oxygen compound - Organic nitrogen compound - Carbonyl group - Aliphatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as biotin and derivatives. These are organic compounds containing a ureido (tetrahydroimidizalone) ring fused with a tetrahydrothiophene ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

5 results found

Lot NumberCertificate TypeDateItem
G2318842Certificate of AnalysisJun 27, 2023 I113701
G2318850Certificate of AnalysisJun 27, 2023 I113701
G2318859Certificate of AnalysisJun 27, 2023 I113701
G2318865Certificate of AnalysisJun 27, 2023 I113701
L22071094Certificate of AnalysisNov 23, 2022 I113701
Chemical and Physical Properties
SolubilitySoluble in 0.1N hydrochloric acid.
Molecular Weight243.330 g/mol
XLogP3-0.200
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass243.104 Da
Monoisotopic Mass243.104 Da
Topological Polar Surface Area113.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity308.000
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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