Bispyrazolone - ≥98% , CAS No.7477-67-0

CAS: 7477-67-0 Cat. No.: B106758 Molecular Weight: 346.38 Beilstein Registry Number: 572787 EC Number: 231-282-5
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
5'-hydroxy-3',5-dimethyl-1',2-diphenyl-3,4-dihydro-1'H,2H-[4,4'-bipyrazol]-3-one | 3,3'-dimethyl-1,1'-diphenyl-1H,1'H-4,4'-bipyrazole-5,5'(4H,4'H)-dione | Bispyrazolone, JIS special grade, >=97.0% | NSC401001 | NSC-401001 | 3,3'-Dimethyl-1,1'-diphenyl[4,4
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B106758-1g
5

$9.90

$14.90
Save $5.00 (33.56%)
5g
B106758-5g
4

$25.90

$38.90
Save $13.00 (33.42%)
25g
B106758-25g
4

$96.90

$145.90
Save $49.00 (33.58%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

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

🌡

Storage & shipping

Room temperature Ships Normal 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

Synonyms
5'-hydroxy-3', 5-dimethyl-1', 2-diphenyl-3, 4-dihydro-1'H, 2H-[4, 4'-bipyrazol]-3-one | 3, 3'-dimethyl-1, 1'-diphenyl-1H, 1'H-4, 4'-bipyrazole-5, 5'(4H, 4'H)-dione | Bispyrazolone, JIS special grade, >=97.0% | NSC401001 | NSC-401001 | 3, 3'-Dimethyl-1, 1'-diphenyl[4, 4
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488186944
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186944
Canonical SmilesCC1=NN(C(=O)C1C2C(=NN(C2=O)C3=CC=CC=C3)C)C4=CC=CC=C4
IUPAC Name5-methyl-4-(3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-yl)-2-phenyl-4H-pyrazol-3-one
InChIKeyFORCWSNQDMPPOC-UHFFFAOYSA-N
INCHI1S/C20H18N4O2/c1-13-17(19(25)23(21-13)15-9-5-3-6-10-15)18-14(2)22-24(20(18)26)16-11-7-4-8-12-16/h3-12,17-18H,1-2H3
Isomeric SMILES CC1=NN(C(=O)C1C2C(=NN(C2=O)C3=CC=CC=C3)C)C4=CC=CC=C4
WGK Germany 3
Molecular Weight 346.38
Beilstein 572787
Reaxy-Rn 572787
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=572787&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
ClassAzolines
SubclassPyrazolines
Intermediate Tree Nodes Not available
Direct ParentPyrazolones
Alternative Parents Benzene and substituted derivatives  Carboxylic acids and derivatives  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Benzenoid - Pyrazolinone - Monocyclic benzene moiety - Azacycle - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Carbonyl group - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrazolones. These are compounds containing a pyrazole ring which bears a ketone.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

10 results found

Lot NumberCertificate TypeDateItem
H2211149Certificate of AnalysisMay 20, 2026 B106758
H2211150Certificate of AnalysisMay 20, 2026 B106758
H2211113Certificate of AnalysisMay 20, 2026 B106758
C2204132Certificate of AnalysisDec 12, 2025 B106758
C2204144Certificate of AnalysisDec 12, 2025 B106758
C2310646Certificate of AnalysisJul 27, 2022 B106758
C2204134Certificate of AnalysisFeb 17, 2022 B106758
C2204140Certificate of AnalysisFeb 17, 2022 B106758
C2310647Certificate of AnalysisFeb 17, 2022 B106758
C2310649Certificate of AnalysisFeb 17, 2022 B106758
Chemical and Physical Properties
SolubilitySolubility in hot DMF is almost transparent. Soluble in formic acid.
Melt Point(°C)355°C
Molecular Weight346.400 g/mol
XLogP32.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count3
Exact Mass346.143 Da
Monoisotopic Mass346.143 Da
Topological Polar Surface Area65.300 Ų
Heavy Atom Count26
Formal Charge0
Complexity588.000
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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