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Screening compounds

Fentrazamide

Also known as 1-(2-Chlorophenyl)-4-(N-cyclohexyl-N-ethylcarbamoyl)-5(4H)-tetrazolinone, 4-(2-Chlorophenyl)-N-cyclohexyl-N-ethyl-4,5-dihydro-5-oxo-1H-tetrazole-1-carboxamide, 4-(2-chlorophenyl)-5-dihydrotetrazol-1-carboxylic acid cyclohexyl ethyl amide

CAS 158237-07-1Formula C16H20ClN5O2Molar mass 349.82 g/molEC 605-140-1
GHS signal word: Warning. Pictograms: Serious health hazard, Hazardous to the environment
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Fentrazamide chemical structure, C16H20ClN5O2, CAS 158237-07-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
158237-07-1
Formula
C16H20ClN5O2
Molar mass
349.82 g/mol
EC number
605-140-1
HS code
293399
Category
Screening compounds

What is Fentrazamide?

Plain description, key identifiers and synonyms

Fentrazamide is a member of tetrazoles.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-(2-chlorophenyl)-N-cyclohexyl-N-ethyl-5-oxotetrazole-1-carboxamide
CAS number
158237-07-1 CAS number cross-checked
EC number
605-140-1
Molecular formula
C16H20ClN5O2
UNII
5HHK5TA5DD
MDL number
MFCD04972563
InChIKey
LLQPHQFNMLZJMP-UHFFFAOYSA-N
InChI
InChI=1S/C16H20ClN5O2/c1-2-20(12-8-4-3-5-9-12)15(23)22-16(24)21(18-19-22)14-11-7-6-10-13(14)17/h6-7,10-12H,2-5,8-9H2,1H3
SMILES (canonical and isomeric)
CCN(C1CCCCC1)C(=O)N2C(=O)N(N=N2)C3=CC=CC=C3Cl

Synonyms

  • 1-(2-Chlorophenyl)-4-(N-cyclohexyl-N-ethylcarbamoyl)-5(4H)-tetrazolinone
  • 4-(2-Chlorophenyl)-N-cyclohexyl-N-ethyl-4,5-dihydro-5-oxo-1H-tetrazole-1-carboxamide
  • 4-(2-chlorophenyl)-5-dihydrotetrazol-1-carboxylic acid cyclohexyl ethyl amide
  • Innova
  • 4-(2-chlorophenyl)-N-cyclohexyl-N-ethyl-5-oxotetrazole-1-carboxamide
  • Jumbo, BAY-YRC 2388, NBA 061,
  • Bai Tian Jing
  • LECS
  • BAY-YRC 2388
  • NBA 061
  • YRC 2388
  • NB 061
  • C16H20ClN5O2
  • Fentrazamide, PESTANAL(R), analytical standard
  • 1-(2-chlorophenyl)-4-(N-cyclohexyl-N-ethylcarbamoyl)- 5(4H)-tetrazolinone
  • 4-(2-chlorophenyl)-N-cyclohexyl-N-ethyl-5-oxo-tetrazole-1-carboxamide
  • 1H-Tetrazole-1-carboxamide, 4-(2-chlorophenyl)-N-cyclohexyl-N-ethyl-4,5-dihydro-5-oxo-
  • 4-(2-chlorophenyl)-N-cyclohexyl-N-ethyl-5-oxo-4,5-dihydro-1H-tetrazole-1-carboxamide

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
349.82 g/molcalc.
Exact mass
349.1306 Dacalc.
LogP (octanol/water)
2.71calc.
Topological polar surface area
73.02 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
24calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.5calc.
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=C(NC1CCCCC1)n1nnn(-c2ccccc2)c1=O

O=C(NC1CCCCC1)n1nnn(-c2ccccc2)c1=O

3 rings, 21 atoms.

No other chemical in our database has this scaffold.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H373May cause damage to organs through prolonged or repeated exposure.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (5)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P273Avoid release to the environment.
  • P319Get medical help if you feel unwell.
  • P391Collect spillage.
  • 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

Fentrazamide suppliers

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Fentrazamide price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

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 Fentrazamide 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 Fentrazamide is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Fentrazamide, based on the data on this page

What is Fentrazamide?

Fentrazamide is a member of tetrazoles.

What is the CAS number of Fentrazamide?

The CAS registry number of Fentrazamide is 158237-07-1.

What is the molecular formula and weight of Fentrazamide?

The molecular formula of Fentrazamide is C16H20ClN5O2 and its molar mass is 349.82 g/mol.

What is Fentrazamide used for?

Known uses and roles of Fentrazamide include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Fentrazamide hazardous?

Fentrazamide carries the GHS signal word "Warning". Main hazards: may cause damage to organs through prolonged or repeated exposure, very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Fentrazamide?

Fentrazamide 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 Fentrazamide?

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What is the price of Fentrazamide?

Suppliers quote Fentrazamide 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

Practical guides that help when you source, ship or handle Fentrazamide

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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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