2,2-Difluoro-1,3-benzodioxole-5-carboxaldehyde - ≥97% , CAS No.656-42-8

CAS: 656-42-8 Cat. No.: D120654 Molecular Weight: 186.11 EC Number: 627-939-4
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
MFCD00792420 | SCHEMBL497425 | A835171 | 2,2-difluorobenzo[1,3]dioxol-5-carbaldehyde | SY009382 | PB17187 | 2,2-difluoro-5-formylbenzodioxolane | DTXSID50371737 | 2,2-DIFLUORO-BENZO[1,3]DIOXOLE-5-CARBALDEHYDE | EN300-115617 | 2,2-Difluoro-5-formylbenzodio
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D120654-1g
5

$9.90

$14.90
Save $5.00 (33.56%)
5g
D120654-5g
5

$11.90

$17.90
Save $6.00 (33.52%)
10g
D120654-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$22.90

$34.90
Save $12.00 (34.38%)
25g
D120654-25g
2

$45.90

$68.90
Save $23.00 (33.38%)
100g
D120654-100g
2

$127.90

$191.90
Save $64.00 (33.35%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,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

Application

2,2-Difluoro-1,3-benzodioxole-5-carboxaldehyde is used as primary and secondary intermediate.

Specifications

Synonyms
MFCD00792420 | SCHEMBL497425 | A835171 | 2, 2-difluorobenzo[1, 3]dioxol-5-carbaldehyde | SY009382 | PB17187 | 2, 2-difluoro-5-formylbenzodioxolane | DTXSID50371737 | 2, 2-DIFLUORO-BENZO[1, 3]DIOXOLE-5-CARBALDEHYDE | EN300-115617 | 2, 2-Difluoro-5-formylbenzodio
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid488192851
Canonical SmilesC1=CC2=C(C=C1C=O)OC(O2)(F)F
IUPAC Name2,2-difluoro-1,3-benzodioxole-5-carbaldehyde
InChIKeyGGERGLKEDUUSAP-UHFFFAOYSA-N
INCHI1S/C8H4F2O3/c9-8(10)12-6-2-1-5(4-11)3-7(6)13-8/h1-4H
Isomeric SMILES C1=CC2=C(C=C1C=O)OC(O2)(F)F
WGK Germany 3
Molecular Weight 186.11
Reaxy-Rn 1369253
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1369253&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
ClassBenzodioxoles
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzodioxoles
Alternative Parents Aryl-aldehydes  Benzenoids  Oxacyclic compounds  Organofluorides  Organic oxides  Hydrocarbon derivatives  Alkyl fluorides  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzodioxole - Aryl-aldehyde - Benzenoid - Oxacycle - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organofluoride - Organohalogen compound - Alkyl halide - Alkyl fluoride - Aldehyde - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzodioxoles. These are organic compounds containing a benzene ring fused to either isomers of dioxole. Dioxole is a five-membered unsaturated ring of two oxygen atoms and three carbon atoms.
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:

Find and download the COA for your product by matching the lot number on the packaging.

5 results found

Lot NumberCertificate TypeDateItem
C2215110Certificate of AnalysisSep 16, 2025 D120654
C2215111Certificate of AnalysisSep 16, 2025 D120654
C2215113Certificate of AnalysisSep 16, 2025 D120654
C2215114Certificate of AnalysisSep 16, 2025 D120654
C1601053Certificate of AnalysisJun 05, 2023 D120654
Chemical and Physical Properties
SolubilitySparingly soluble in water (0.31 g/L at 25°C).
SensitivityAir Sensitive
Refractive Index1.499
Flash Point(°F)204.8 °F
Flash Point(°C)96 °C
Boil Point(°C)103-105°/20mmHg
Molecular Weight186.110 g/mol
XLogP31.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count1
Exact Mass186.013 Da
Monoisotopic Mass186.013 Da
Topological Polar Surface Area35.500 Ų
Heavy Atom Count13
Formal Charge0
Complexity219.000
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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