2,2’-(4-(2-hydroxyethylamino)-3-nitro-phenylimino - ≥98% , CAS No.33229-34-4

CAS: 33229-34-4 Cat. No.: H133802 Molecular Weight: 285.3 EC Number: 251-410-3
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
2,2'-[[4-[(2-Hydroxyethyl)amino]-3-nitrophenyl]imino]bis-ethanol | DTXCID80193 | UNII-6C0EL1931V | HSDB 4213 | HC BLUE NO.2 | Tox21_202257 | CAS-33229-34-4 | NCGC00259806-01 | C19429 | HC Blue 2 | 2-[[4-[bis(2-hydroxyethyl)amino]-2-nitro-phenyl]amino]etha
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
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5g
H133802-5g
9

$26.90

$40.90
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25g
H133802-25g
7

$98.90

$148.90
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100g
H133802-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$315.90

$473.90
Save $158.00 (33.34%)
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal 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.

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Literature proof

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

Overview

2,2′-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol (HC Blue No.2) is a water-soluble purple dye.
2,2′-[4-(2-Hydroxyethylamino)-3-nitrophenylimino]diethanol may be employed to improve the visibility of self-healing ureidopyrimidinone (UPy) hydrogel (poly(ethylene glycol) containing bifunctional UDP groups).

Specifications

Synonyms
2, 2'-[[4-[(2-Hydroxyethyl)amino]-3-nitrophenyl]imino]bis-ethanol | DTXCID80193 | UNII-6C0EL1931V | HSDB 4213 | HC BLUE NO.2 | Tox21_202257 | CAS-33229-34-4 | NCGC00259806-01 | C19429 | HC Blue 2 | 2-[[4-[bis(2-hydroxyethyl)amino]-2-nitro-phenyl]amino]etha
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488183276
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488183276
Canonical SmilesC1=CC(=C(C=C1N(CCO)CCO)[N+](=O)[O-])NCCO
IUPAC Name2-[4-[bis(2-hydroxyethyl)amino]-2-nitroanilino]ethanol
InChIKeyMIWUTEVJIISHCP-UHFFFAOYSA-N
INCHI1S/C12H19N3O5/c16-6-3-13-11-2-1-10(9-12(11)15(19)20)14(4-7-17)5-8-18/h1-2,9,13,16-18H,3-8H2
Isomeric SMILES C1=CC(=C(C=C1N(CCO)CCO)[N+](=O)[O-])NCCO
WGK Germany 1
RTECS KL2880000
Molecular Weight 285.3
Reaxy-Rn 2148848
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2148848&ln=

Documentation

📋 Safety Data Sheet (SDS)

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

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✅ 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.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassNitrobenzenes
Intermediate Tree Nodes Not available
Direct ParentNitrobenzenes
Alternative Parents Phenylalkylamines  Nitroaromatic compounds  Dialkylarylamines  Aniline and substituted anilines  Secondary alkylarylamines  1,2-aminoalcohols  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Primary alcohols  Organopnictogen compounds  Organic zwitterions  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Nitrobenzene - Nitroaromatic compound - Tertiary aliphatic/aromatic amine - Dialkylarylamine - Aniline or substituted anilines - Phenylalkylamine - Secondary aliphatic/aromatic amine - 1,2-aminoalcohol - C-nitro compound - Tertiary amine - Organic nitro compound - Propargyl-type 1,3-dipolar organic compound - Allyl-type 1,3-dipolar organic compound - Organic 1,3-dipolar compound - Alkanolamine - Organic oxoazanium - Secondary amine - Amine - Organic oxygen compound - Primary alcohol - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic nitrogen compound - Alcohol - Organic zwitterion - Organic oxide - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as nitrobenzenes. These are compounds containing a nitrobenzene moiety, which consists of a benzene ring with a carbon bearing a nitro group.
External Descriptors C-nitro compound
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TSHR Tclin Thyroid stimulating hormone receptor (29986 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PPARG Tclin Peroxisome proliferator-activated receptor gamma (15191 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TNF Tclin TNF-alpha (1897 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CXCL8 Tchem Interleukin-8 (642 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALOX15B Tchem Arachidonate 15-lipoxygenase, type II (7244 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ALDH1A1 Tchem Aldehyde dehydrogenase 1A1 (77053 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Lymphoblastoid cell (5959 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Nfe2l2 Nuclear factor erythroid 2-related factor 2 (214 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.

3 results found

Lot NumberCertificate TypeDateItem
E1705020Certificate of AnalysisJun 15, 2026 H133802
D23142393Certificate of AnalysisDec 08, 2022 H133802
D23142407Certificate of AnalysisDec 08, 2022 H133802
Chemical and Physical Properties
Solubilitywater: soluble
Melt Point(°C)108-111°C
Molecular Weight285.300 g/mol
XLogP30.400
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count7
Rotatable Bond Count8
Exact Mass285.132 Da
Monoisotopic Mass285.132 Da
Topological Polar Surface Area122.000 Ų
Heavy Atom Count20
Formal Charge0
Complexity281.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
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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