Diphenylmethane

CAS 101-81-5

Used in 1 industrial sector tracked by the EPA.

US production58.1K lb

Import volumeZero

Import dependency0%

Top sourceNo public record

Production is reported production, not a complete census of factories. Production reporting year: 2023. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290290 · basket

EPA reports by year

2023: US production 58.1K lb · Imports Zero
2019: US production 57.0K lb · Imports Zero

HS customs code 290290 covers 171 tracked chemicals in total. US Census does not break out this chemical's share, so the country-of-origin mix is not available. EPA CDR reports import dependency at the chemical level separately, shown above.

EPA-registered manufacturers (1)

Companies that report making or importing this chemical to the EPA. Registration is US-centric and does not indicate import origin.

Nippon Chemical Texas

Why It Matters

Sectors

Core Chemicals

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Industrial Uses

•Intermediate in All Other Chemical Product and Preparation Manufacturing (100%)Processing as a reactant

Vendor Pricing

$0.03/gAaron Chemicals LLC

CountryHong Kong

Pack$14.00 / 500 g

Purity96%

Vendors20 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

19 more vendors

Vendor	Country	$/g	Pack	Purity
Angene Chemical	China → Hong Kong	$0.03	500 g	96%
A2B Chem LLC	United States	$0.05	500 g	98%
Chemscene	United States	$0.05	1 kg	—
AA BLOCKS	United States	$0.06	25 kg	98%
Fluorochem EU	Germany	$0.07	500 g	96%
Fluorochem UK	United Kingdom	$0.10	250 g	96%
ALFA AESAR	Germany	$0.10	2.5 kg	99%
Ambeed, Inc.	United States	$0.11	1 kg	99%
MedChemExpress MCE	Sweden	$0.12	1 kg	99.99%
Sigma-Aldrich (Rush Stock)	Germany	$0.14	1 kg	99%
Sigma-Aldrich	Germany	$0.14	1 kg	99%
AK Scientific Specialized	United States	$0.22	100 g	98%
Combi-Blocks, Inc.	United States	$0.25	1 kg	99%
AK Scientific, Inc.	United States	$0.29	100 g	99%
Angene International Limited	United States	$0.70	100 g	98%
AstaTech (2 weeks)	United States	$0.99	100 g	95%
Labotest KG	Germany	$217.80	5000 mg	90%
Otava, Ltd. (2 weeks)	Ukraine	$2724.00	50 mg	90%
Angene	China → Hong Kong	$4266.67	30 mg	96%

Chemical Identity

CAS101-81-5

PubChem CID7580

DTXSIDDTXSID1041891

FormulaC13H12

Mol. Weight168.23 g/mol

SMILESC1=CC=C(C=C1)CC2=CC=CC=C2

Data Sources

EPA CompTox (DSSTox) · DTXSID1041891Retrieved 2026-04-06
PubChem · compound 7580Retrieved 2026-04-06
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04
EPA Chemical Data ReportingReporting year: 2023 · Retrieved 2026-10-04

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Brief citations

Diphenylmethane (CAS 101-81-5) https://chemicalindependence.com/chemical/101-81-5/ EPA CompTox (DSSTox): DTXSID1041891. Retrieved 2026-04-06. https://comptox.epa.gov/dashboard/chemical/details/DTXSID1041891 PubChem: 7580. Retrieved 2026-04-06. https://pubchem.ncbi.nlm.nih.gov/compound/7580 EPA Chemical Data Reporting: 101-81-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting EPA Chemical Data Reporting: CAS 101-81-5. Reporting year: 2023. https://www.epa.gov/chemical-data-reporting