α,α-Dichlorodiphenylmethane - ≥97% , CAS No.2051-90-3

CAS: 2051-90-3 Cat. No.: D312120 Molecular Weight: 237.12 Beilstein Registry Number: 1910601 EC Number: 218-134-5
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
Benzene, 1,1'-(dichloromethylene)bis- | Benzophenone dichloride | alpha,alpha-Dichlorodiphenylmethane, 97% | alpha,alpha-Dichlorodiphenylmethane | Diphenyldichloromethane;NSC 37425 | UNII-81FEZ29AK6 | D89637 | Benzene,1'-(dichloromethylene)bis- | Dichloro
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
D312120-5g
3

$50.90

$58.90
Save $8.00 (13.58%)
25g
D312120-25g
2

$125.90

$146.90
Save $21.00 (14.30%)
Enter a quantity for the sizes you want to add.
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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.

📋

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
Benzene, 1, 1'-(dichloromethylene)bis- | Benzophenone dichloride | alpha, alpha-Dichlorodiphenylmethane, 97% | alpha, alpha-Dichlorodiphenylmethane | Diphenyldichloromethane;NSC 37425 | UNII-81FEZ29AK6 | D89637 | Benzene, 1'-(dichloromethylene)bis- | Dichloro
Specifications & Purity
≥97%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%
Names and Identifiers
Pubchem Sid504752749
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504752749
Canonical SmilesC1=CC=C(C=C1)C(C2=CC=CC=C2)(Cl)Cl
IUPAC Name[dichloro(phenyl)methyl]benzene
InChIKeyOPTDDWCXQQYKGU-UHFFFAOYSA-N
INCHI1S/C13H10Cl2/c14-13(15,11-7-3-1-4-8-11)12-9-5-2-6-10-12/h1-10H
Isomeric SMILES C1=CC=C(C=C1)C(C2=CC=CC=C2)(Cl)Cl
WGK Germany 3
UN Number 1760
Packing Group II
Molecular Weight 237.12
Beilstein 1910601
Reaxy-Rn 1910601
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1910601&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.

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🔬 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
SubclassDiphenylmethanes
Intermediate Tree Nodes Not available
Direct ParentDiphenylmethanes
Alternative Parents Organochlorides  Hydrocarbon derivatives  Alkyl chlorides  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Diphenylmethane - Hydrocarbon derivative - Organochloride - Organohalogen compound - Alkyl halide - Alkyl chloride - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as diphenylmethanes. These are compounds containing a diphenylmethane moiety, which consists of a methane wherein two hydrogen atoms are replaced by two phenyl groups.
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
I2411147Certificate of AnalysisJun 15, 2026 D312120
E2309623Certificate of AnalysisFeb 07, 2025 D312120
E2309661Certificate of AnalysisFeb 07, 2025 D312120
J2114506Certificate of AnalysisJul 17, 2023 D312120
J2114507Certificate of AnalysisJul 17, 2023 D312120
Chemical and Physical Properties
SolubilitySoluble in water (reacts), ether, benzene, ethanol, and toluene.
SensitivityMoisture and Air sensitive
Refractive Index1.61
Flash Point(°F)230 °F
Flash Point(°C)110 °C
Boil Point(°C)193°C/30mmHg
Molecular Weight237.120 g/mol
XLogP34.500
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count0
Rotatable Bond Count2
Exact Mass236.016 Da
Monoisotopic Mass236.016 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count15
Formal Charge0
Complexity169.000
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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