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Home/Compounds/CAS 134-81-6
Formula C14H10O2MW 210.23Research-use catalog entryCOA/SDS by request

Benzil

CAS Number: 134-81-6

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Available options

Available Options

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1 kg
Purity
98%
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100 g
Purity
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Purity
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Loading RDKit molecule structure...
InChIKey: WURBFLDFSFBTLW-UHFFFAOYSA-NC14H10O2 | MW 210.23

Chemical Absolute Identifiers

CAS Number

134-81-6

PubChem CID

8651

Molecular Formula

C14H10O2

Molecular Weight

210.23 g/mol

Exact Mass

210.06808

InChIKey

WURBFLDFSFBTLW-UHFFFAOYSA-N

IUPAC Name

1,2-diphenylethane-1,2-dione

SMILES String

C1=CC=C(C=C1)C(=O)C(=O)C2=CC=CC=C2

Physical Properties

No physical property values available.

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

Benzil (CAS 134-81-6) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C14H10O2 and molecular weight 210. 23 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for research-stage medicinal chemistry and intermediate synthesis workflows.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Pharmaceutical Intermediate ResearchResearch intermediateCustom synthesis building blockPharmaceutical intermediate researchResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow
Biological target reference

ChEMBL reports experimental activity evidence for: Liver carboxylesterase 1 (Homo sapiens) — 13 assays; Liver carboxylesterase 1 (Oryctolagus cuniculus) — 5 assays; Cocaine esterase (Homo sapiens) — 14 assays; Liver carboxylesterase (Sus scrofa) — 2 assays; Acetylcholinesterase (Homo sapiens) — 6 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.

Liver carboxylesterase 1

Homo sapiens · SINGLE PROTEIN · 13 qualifying assays · 9 documents · best pChEMBL 8.16

Experimental evidence source: ChEMBL

Liver carboxylesterase 1

Oryctolagus cuniculus · SINGLE PROTEIN · 5 qualifying assays · 2 documents · best pChEMBL 7.87

Experimental evidence source: ChEMBL

Cocaine esterase

Homo sapiens · SINGLE PROTEIN · 14 qualifying assays · 6 documents · best pChEMBL 7.83

Experimental evidence source: ChEMBL

Liver carboxylesterase

Sus scrofa · SINGLE PROTEIN · 2 qualifying assays · 1 documents · best pChEMBL 6.43

Experimental evidence source: ChEMBL

Acetylcholinesterase

Homo sapiens · SINGLE PROTEIN · 6 qualifying assays · 6 documents

Experimental evidence source: ChEMBL

Safety & Handling

Safety and handling reference content is available through documentation requests.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

For supplier-issued SDS or COA, submit a documentation request.

Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

Benzil

Names & Synonyms

DibenzoylDiphenylethanedioneDiphenylglyoxalBibenzoyl1,2-Diphenylethanedione
Show all synonyms
diphenylethane-1,2-dioneDiphenyldiketon1,2-ethanedione, 1,2-diphenyl-Diphenyl-alpha,beta-diketoneEsacure KBOdiphenyl-alpha-beta-ketoneEthanedione, diphenyl-Glyoxal, diphenyl-Wy 20910Diphenyl-.alpha.,.beta.-diketone1,2-diphenyl-ethane-1,2-dione1,2-dioneDiphenylethanedione (Benzil)1,2-Diphenyl-1,2-ethanedione
External Identifiers
EC NUMBER: 205-157-0DSSTOX SUBSTANCE ID: DTXSID3044380CHEMBL ID: CHEMBL189886CHEBI ID: CHEBI:51507UNII: S85X61172JHMDB ID: HMDB0248990KEGG ID: C20226METABOLOMICS WORKBENCH ID: 57776WIKIDATA ID: Q818497
Experimental Spectrum References
13C NMR Spectra1D NMR Spectra1H NMR SpectraATR-IR Spectra — Bio-Rad Laboratories, Inc.FTIR SpectraRaman SpectraUV-VIS SpectraVapor Phase IR Spectra
Literature & Patent References
DOI 10.1021/acs.jnatprod.8b00378Potent, Irreversible Inhibition of Human Carboxylesterases by Tanshinone Anhydrides Isolated from Salvia miltiorrhiza ("Danshen").PMID 30351923Potent, Irreversible Inhibition of Human Carboxylesterases by Tanshinone Anhydrides Isolated from Salvia miltiorrhiza ("Danshen").DOI 10.1016/j.bmc.2016.01.031Synthesis, molecular docking and biological evaluation of N,N-disubstituted 2-aminothiazolines as a new class of butyrylcholinesterase and carboxylesterase inhibitors.PMID 26827140Synthesis, molecular docking and biological evaluation of N,N-disubstituted 2-aminothiazolines as a new class of butyrylcholinesterase and carboxylesterase inhibitors.DOI 10.1016/j.bmcl.2013.06.015Effect of the orthoquinone moiety in 9,10-phenanthrenequinone on its ability to induce apoptosis in HCT-116 and HL-60 cells.DOI 10.1021/np300628aModulation of esterified drug metabolism by tanshinones from Salvia miltiorrhiza ("Danshen").PMID 23286284Modulation of esterified drug metabolism by tanshinones from Salvia miltiorrhiza ("Danshen").PMID 23816373Effect of the orthoquinone moiety in 9,10-phenanthrenequinone on its ability to induce apoptosis in HCT-116 and HL-60 cells.

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

Show non-linked catalog cues

Non-public related references

5,6-Diphenylpyrazin-2-olCAS 18591-57-6

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

CAS 119-53-9BenzoinCAS 1684-40-81,2,3,4-tetrahydroacridin-9-ylazanium chlorideCAS 321-64-2TacrineCAS 1226-42-24,4'-DimethoxybenzilCAS 1002310-00-0Tert-butyl 1-(2-chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethylcarbamateCAS 1005174-17-3(E)-3-(2-Propyl-6-(trifluoromethyl)pyridin-3-yl)acrylic acidCAS 1018125-49-92-(3-Cyclopropyl-6-ethyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acidCAS 1018128-07-8Isopropyl 4-chloro-2-methylquinoline-6-carboxylateCAS 1018142-22-76-cyclopropyl-1-(2,2-difluoroethyl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acidCAS 1018144-00-72-(3-Cyclopropyl-6-isopropyl-4-(trifluoromethyl)-1H-pyrazolo[3,4-b]pyridin-1-yl)acetic acid

RFQ questions for CAS 134-81-6

What are the key identifiers for Benzil (CAS 134-81-6)?

Benzil is identified by CAS 134-81-6, with molecular formula C14H10O2, molecular weight 210.23, InChIKey WURBFLDFSFBTLW-UHFFFAOYSA-N.

Does CAS 134-81-6 have reported biological target evidence?

ChEMBL contains qualifying experimental assay evidence associated with Liver carboxylesterase 1, Liver carboxylesterase 1, Cocaine esterase, Liver carboxylesterase, Acetylcholinesterase. These records do not establish therapeutic efficacy or clinical use.

Can I request a COA for CAS 134-81-6?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for Benzil?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 134-81-6 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

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