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ETANIDAZOLE

CAS No.
22668-01-5
Chemical Name:
ETANIDAZOLE
Synonyms
SR-2508;SP-2508;Radinyl;nsc301467;ETANIDAZOLE;Etanidazole (SR-2508);N-(2-Hydroxyethyl)-1H-imidazole-1-acetamide;n-(2-hydroxyethyl)-2-nitro-imidazole-1-acetamid;n-(2-hydroxyethyl)-2-nitro-1h-imidazole-1-acetamid;N-[2-HYDROXYETHYL]-2-NITRO-1H-IMIDAZOLE-1-ACETAMIDE
CBNumber:
CB1331136
Molecular Formula:
C7H10N4O4
Molecular Weight:
214.18
MDL Number:
MFCD00156108
MOL File:
22668-01-5.mol
MSDS File:
SDS
Last updated:2026-05-27 23:33:13

ETANIDAZOLE Properties

Melting point 162-163° (Beaman); mp 164.5-165° (Lee)
Boiling point 354.3°C (rough estimate)
Density 1.4480 (rough estimate)
refractive index 1.6700 (estimate)
storage temp. 2-8°C
solubility Acetone (Slightly), Methanol (Slightly)
form Solid
pka 13.74±0.46(Predicted)
color White to Off-White
Stability Hygroscopic
FDA UNII 30DKA3Q1HL
NCI Drug Dictionary etanidazole

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H335-H319-H315
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
RTECS  NI3355000

ETANIDAZOLE price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 448515 Etanidazole ≥97% 22668-01-5 25mg $523 2026-06-03 Buy
Usbiological 448515 Etanidazole ≥97% 22668-01-5 250mg $2761 2026-06-03 Buy
TRC TRC-E889230-25MG Etanidazole 22668-01-5 25mg $275 2026-06-03 Buy
TRC TRC-E889230-250MG Etanidazole 22668-01-5 250mg $1968 2026-06-03 Buy
ChemScene CS-0066927 Etanidazole 99.86% 22668-01-5 5mg $195 2026-06-04 Buy
Product number Packaging Price Buy
448515 25mg $523 Buy
448515 250mg $2761 Buy
TRC-E889230-25MG 25mg $275 Buy
TRC-E889230-250MG 250mg $1968 Buy
CS-0066927 5mg $195 Buy

ETANIDAZOLE Chemical Properties, Uses, Production

Uses

Antineoplastic (hypoxic cell radiosensitizer).

Uses

Etanidazole is a kind of hypoxic radiosensitizer (a drug that sensitizes tumour cells to radiation therapy). Etanidazole is used in conjunction with Paclitaxel (P132500) to treat glioma, and is also used with Carboplatin (C177500) to treat advanced ovarian cancer.

Definition

ChEBI: A monocarboxylic acid amide obtained by formal condensation of the carboxy group of (2-nitro-1H-imidazol-1-yl)acetic acid with the amino group of ethanolamine. Used as a radiosensitising agent for hypoxic tumour cells.

brand name

Radinyl (Roberts Pharmaceutical).

141-43-5
22813-31-6
22668-01-5
Synthesis of ETANIDAZOLE from Monoethanolamine and Methyl 2-nitro-1-imidazoleacetate

ETANIDAZOLE Preparation Products And Raw materials

Raw materials

Preparation Products

ETANIDAZOLE Suppliers

Global Suppliers ( 40)
Supplier Tel Email Country ProdList Advantage
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
LGM Pharma 1-(800)-881-8210 inquiries@lgmpharma.com United States 2110 70
Tongchuang Pharma(Suzhou). Co., Ltd. 0512-63263366 18912765016 tongtf110@sina.com China 984 62
Hangzhou J&H Chemical Co., Ltd. 0571-87396432 sales@jhechem.com China 14905 59
Shanghai HuanChuan Industry Co.,Ltd. 021-61478794 sales@hcshhai.com China 9781 50
Shenzhen Polymeri Biochemical Technology Co., Ltd. +86-400-002-6226 sales@rrkchem.com China 57336 58
BOC Sciences 16314854226; +8616314854226 inquiry@bocsci.com United States 19852 58
Hefei TNJ Chemical Industry Co.,Ltd. +86-0551-65418671 +86-189 4982 3763 sales@tnjchem.com China 34526 58
Dayang Chem (Hangzhou) Co.,Ltd. +86-0571-88938639 17705817739 info@dycnchem.com China 52451 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44871 58

View Latest Price from ETANIDAZOLE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Etanidazole pictures 2026-05-21 Etanidazole
22668-01-5
$1520.00-2500.00 10g TargetMol Chemicals Inc.
  • Etanidazole pictures
  • Etanidazole
    22668-01-5
  • $1520.00-2500.00
  • TargetMol Chemicals Inc.
N-[2-HYDROXYETHYL]-2-NITRO-1H-IMIDAZOLE-1-ACETAMIDE ETANIDAZOLE n-(2-hydroxyethyl)-1-(2-nitro-1-imidazolyl)acetamide n-(2-hydroxyethyl)-2-nitro-1h-imidazole-1-acetamid n-(2-hydroxyethyl)-2-nitro-imidazole-1-acetamid nsc301467 Radinyl SP-2508 SR-2508 N-(2-Hydroxyethyl)-1H-imidazole-1-acetamide Etanidazole (SR-2508) 1H-Imidazole-1-acetamide, N-(2-hydroxyethyl)-2-nitro- 22668-01-5 EQ - EZ Alphabetic Analytical Chromatography Product Catalog Analytical Standards