9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid - ≥97% , CAS No.82419-35-0

CAS: 82419-35-0 Cat. No.: D136043 Molecular Weight: 281.21 EC Number: 700-160-8
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
BCP17692 | 501W86694Z | 9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic Acid(RS-Of | EN300-199091 | 9,10-difluoro-2,3-dihydro-3-methyl-7--oxo-7H-pyrido[1,2,3-de][1,4]-benzoxazine-6-carboxylic acid | 9,10-difluoro-
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
D136043-5g
3

$27.90

$41.90
Save $14.00 (33.41%)
10g
D136043-10g
4

$48.90

$73.90
Save $25.00 (33.83%)
25g
D136043-25g
9

$100.90

$151.90
Save $51.00 (33.57%)
100g
D136043-100g
3

$303.90

$455.90
Save $152.00 (33.34%)
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Why this grade

≥97% 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.

Overview

Product introduction

(S)-(-)-9,10-Difluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid may be used in the preparation of the following:

kynurenine aminotransferase II (KAT II) inhibitor, [(S)-(-)-9-(4-aminopiperazine-1-yl)-8-fluoro-3-methyl-6-oxo-2,3,5,6-tetrahydro-4H-1-oxa-3a-aza-phenalene-5-carboxylic acid]

fused-ring derivatives

N-desmethyllevofloxacin

Specifications

Synonyms
BCP17692 | 501W86694Z | 9, 10-Difluoro-2, 3-dihydro-3-methyl-7-oxo-7H-pyrido[1, 2, 3-de]-1, 4-benzoxazine-6-carboxylic Acid(RS-Of | EN300-199091 | 9, 10-difluoro-2, 3-dihydro-3-methyl-7--oxo-7H-pyrido[1, 2, 3-de][1, 4]-benzoxazine-6-carboxylic acid | 9, 10-difluoro-
Specifications & Purity
≥97%
Storage
Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488190175
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488190175
Canonical SmilesCC1COC2=C3N1C=C(C(=O)C3=CC(=C2F)F)C(=O)O
IUPAC Name6,7-difluoro-2-methyl-10-oxo-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraene-11-carboxylic acid
InChIKeyNVKWWNNJFKZNJO-UHFFFAOYSA-N
INCHI1S/C13H9F2NO4/c1-5-4-20-12-9(15)8(14)2-6-10(12)16(5)3-7(11(6)17)13(18)19/h2-3,5H,4H2,1H3,(H,18,19)
Isomeric SMILES CC1COC2=C3N1C=C(C(=O)C3=CC(=C2F)F)C(=O)O
WGK Germany 3
Molecular Weight 281.21
Reaxy-Rn 4202751
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4202751&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
ClassQuinolines and derivatives
SubclassQuinoline carboxylic acids
Intermediate Tree Nodes Not available
Direct ParentQuinoline carboxylic acids
Alternative Parents Fluoroquinolones  Haloquinolines  Hydroquinolones  Benzoxazines  Hydroquinolines  Pyridinecarboxylic acids  Alkyl aryl ethers  Aryl fluorides  Benzenoids  Vinylogous amides  Heteroaromatic compounds  Oxacyclic compounds  Azacyclic compounds  Carboxylic acids  Monocarboxylic acids and derivatives  Organofluorides  Organopnictogen compounds  Organic oxides  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Quinoline-3-carboxylic acid - Fluoroquinolone - Haloquinoline - Dihydroquinolone - Benzoxazine - Dihydroquinoline - Pyridine carboxylic acid or derivatives - Pyridine carboxylic acid - Alkyl aryl ether - Aryl fluoride - Aryl halide - Benzenoid - Pyridine - Heteroaromatic compound - Vinylogous amide - Carboxylic acid derivative - Carboxylic acid - Ether - Oxacycle - Azacycle - Monocarboxylic acid or derivatives - Organopnictogen compound - Hydrocarbon derivative - Organic oxygen compound - Organic oxide - Organic nitrogen compound - Organohalogen compound - Organofluoride - Organonitrogen compound - Organooxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as quinoline carboxylic acids. These are quinolines in which the quinoline ring system is substituted by a carboxyl group at one or more positions.
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.

5 results found

Lot NumberCertificate TypeDateItem
D1718106Certificate of AnalysisMay 21, 2026 D136043
F2210237Certificate of AnalysisDec 12, 2025 D136043
F2210238Certificate of AnalysisDec 12, 2025 D136043
F2210287Certificate of AnalysisDec 12, 2025 D136043
I2501062Certificate of AnalysisSep 04, 2025 D136043
Chemical and Physical Properties
Melt Point(°C)311°C(lit.)
Molecular Weight281.210 g/mol
XLogP32.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count7
Rotatable Bond Count1
Exact Mass281.05 Da
Monoisotopic Mass281.05 Da
Topological Polar Surface Area66.800 Ų
Heavy Atom Count20
Formal Charge0
Complexity495.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

Customer Reviews

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