Pigment Orange 13 (Technical Grade) , CAS No.20843803

CAS: 20843803 Cat. No.: P1003571 Molecular Weight: 623.500
AVAILABLE TO ORDER
Storage
Room temperature
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Size
Status
Price
Qty
5g
P1003571-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$26.90
25g
P1003571-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$32.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships 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.

Specifications

Storage
Room temperature
Names and Identifiers
Canonical SmilesCC1=NN(C(=O)C1N=NC2=C(C=C(C=C2)C3=CC(=C(C=C3)N=NC4C(=NN(C4=O)C5=CC=CC=C5)C)Cl)Cl)C6=CC=CC=C6
IUPAC Name4-[[2-chloro-4-[3-chloro-4-[(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)diazenyl]phenyl]phenyl]diazenyl]-5-methyl-2-phenyl-4H-pyrazol-3-one
InChIKeyHKYYDLYCGBDWSB-UHFFFAOYSA-N
INCHI1S/C32H24Cl2N8O2/c1-19-29(31(43)41(39-19)23-9-5-3-6-10-23)37-35-27-15-13-21(17-25(27)33)22-14-16-28(26(34)18-22)36-38-30-20(2)40-42(32(30)44)24-11-7-4-8-12-24/h3-18,29-30H,1-2H3
Molecular Weight 623.500

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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBiphenyls and derivatives
Intermediate Tree Nodes Benzidines
Direct Parent3,3'-disubstituted benzidines
Alternative Parents Polychlorinated biphenyls  Alpha amino acids and derivatives  Chlorobenzenes  Pyrazolones  Aryl chlorides  Azo compounds  Propargyl-type 1,3-dipolar organic compounds  Azacyclic compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 3,3'-disubstituted benzidine - Polychlorinated biphenyl - Chlorinated biphenyl - Alpha-amino acid or derivatives - Chlorobenzene - Halobenzene - Aryl chloride - Aryl halide - Pyrazolinone - Pyrazoline - Azo compound - Carboxylic acid derivative - Azacycle - Organoheterocyclic compound - Organic 1,3-dipolar compound - Propargyl-type 1,3-dipolar organic compound - Organic oxide - Organic oxygen compound - Organic nitrogen compound - Carbonyl group - Organohalogen compound - Organochloride - Organonitrogen compound - Organooxygen compound - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 3,3'-disubstituted benzidines. These are organic compounds containing a benzidine skeleton, which is substituted only at the 3- and 3'-positions.
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:
Chemical and Physical Properties
Molecular Weight623.500 g/mol
XLogP37.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count8
Rotatable Bond Count7
Exact Mass622.14 Da
Monoisotopic Mass622.14 Da
Topological Polar Surface Area115.000 Ų
Heavy Atom Count44
Formal Charge0
Complexity1090.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count2
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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