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Heterocyclic building blocks

1-Ebio

Also known as 1-Ethyl-2-benzimidazolinone, 3-ethyl-1H-benzimidazol-2-one, 1-ethyl-2-benzimidazolone

CAS 10045-45-1Formula C9H10N2OMolar mass 162.19 g/molEC 233-148-1
GHS signal word: Warning. Pictograms: Harmful or irritant 26 suppliers listed
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1-Ebio chemical structure, C9H10N2O, CAS 10045-45-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
10045-45-1
Formula
C9H10N2O
Molar mass
162.19 g/mol
EC number
233-148-1
HS code
293399
Category
Heterocyclic building blocks

What is 1-Ebio?

Plain description, key identifiers and synonyms

1-Ethyl-2-benzimidazolinone is a member of imidazoles.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-ethyl-1H-benzimidazol-2-one
CAS number
10045-45-1 CAS number cross-checked
EC number
233-148-1
Molecular formula
C9H10N2O
UNII
M82W79SS4W
MDL number
MFCD00005715
InChIKey
CXUCKELNYMZTRT-UHFFFAOYSA-N
InChI
InChI=1S/C9H10N2O/c1-2-11-8-6-4-3-5-7(8)10-9(11)12/h3-6H,2H2,1H3,(H,10,12)
SMILES (canonical and isomeric)
CCN1C2=CC=CC=C2NC1=O

Synonyms

  • 1-Ethyl-2-benzimidazolinone
  • 3-ethyl-1H-benzimidazol-2-one
  • 1-ethyl-2-benzimidazolone
  • 1-Ethylbenzimidazolinone
  • 1-ethyl-1H-benzo[d]imidazol-2(3H)-one
  • 1-ethyl-1,3-dihydro-2h-benzimidazol-2-one
  • 2H-Benzimidazol-2-one, 1-ethyl-1,3-dihydro-
  • 1-Ethyl-Benzimidazolinone
  • EBIO
  • 1-Ethylbenzimidazolin-2-one
  • 1-Ethyl-1,3-dihydro-benzoimidazol-2-one
  • 1-Ethyl-1,3-dihydro-2H-benzimidazol-2-one, 1-Ethylbenzimidazolinone
  • 1-ethyl-2,3-dihydro-1H-1,3-benzodiazol-2-one
  • Tocris-1041
  • 3-ethyl-2-benzimidazolinone
  • 1-EBIO?
  • 1-Ethylbenzoimidazol-2(3H)-one
  • 1-EBIO, >=98% (HPLC)
  • 1-ethyl-1,3-dihydro-benzimidazol-2-one
  • 1-ethyl-1,3-dihydro-2H-benzo[d]imidazol-2-one
  • 1-Ethyl-1,3-dihydro-2H-1,3-benzimidazol-2-one

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
162.19 g/molcalc.
Exact mass
162.0793 Dacalc.
LogP (octanol/water)
1.35calc.
Topological polar surface area
37.79 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
12calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.22calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=c1[nH]c2ccccc2[nH]1

O=c1[nH]c2ccccc2[nH]1

2 rings, 10 atoms, the 2-Hydroxy benzimidazole ring system.

882 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H319Causes serious eye irritation.
Precautionary statements (9)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

1-Ebio suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 26 suppliers
26 of 26 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

26 suppliers in 10 countries

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1-Ebio price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Calcium Channel Agonists

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 1-Ebio is traded under.

HS 2933.99Indicative HS code

Heterocyclic compounds with nitrogen hetero-atom(s) only, other

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 1-Ebio is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 1-Ebio, based on the data on this page

What is 1-Ebio?

1-Ethyl-2-benzimidazolinone is a member of imidazoles.

What is the CAS number of 1-Ebio?

The CAS registry number of 1-Ebio is 10045-45-1.

What is the molecular formula and weight of 1-Ebio?

The molecular formula of 1-Ebio is C9H10N2O and its molar mass is 162.19 g/mol.

What is 1-Ebio used for?

Known uses and roles of 1-Ebio include building blocks in research and laboratory, screening compounds in research and laboratory and calcium channel agonists.

Is 1-Ebio hazardous?

1-Ebio carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 1-Ebio?

1-Ebio is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 1-Ebio?

CompoundList lists 26 suppliers of 1-Ebio in United States, China, United Kingdom, Germany and 6 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 1-Ebio?

Suppliers quote 1-Ebio on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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