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22668-01-5

22668-01-5结构式
22668-01-5结构式
  • 常用中文名:依他硝唑
  • 常用英文名:Etanidazole
  • CAS号:22668-01-5
  • 分子式:C7H10N4O4
  • 分子量:214.179
  • 相关类别: 分析化学 标准品 法医和兽医标准品
  • 发布时间:2018-09-25 10:15:14
  • 更新时间:2024-01-13 11:48:07
  • Etanidazole (SR 2508),一种 2-硝基咪唑化合物,是一种低氧放射增敏剂,可用于癌症诊断和化疗研究。

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中文名 依他硝唑
英文名 etanidazole
英文别名 Etanidazol
Ethanidazole
Etanidazole
1H-Imidazole-1-acetamide,N-(2-hydroxyethyl)-2-nitro
N-(2-hydroxyethyl)-2-(2-nitroimidazol-1-yl)acetamide
UNII:30DKA3Q1HL
N-(2-hydroxyethyl)-2-nitro-1H-imidazole-1-acetamide
1H-Imidazole-1-acetamide, N-(2-hydroxyethyl)-2-nitro-
Etanidazol [Spanish]
N-(2-hydroxyethyl)-2-nitroimidazole-1-acetamide
1-{N-(2-hydroxyethyl)-acetamido}-2-nitroimidazole
N-(2-Hydroxyethyl)-2-(2-nitro-1H-imidazol-1-yl)acetamide
Radinyl
SR-2508
Etanidazolum
描述 Etanidazole (SR 2508),一种 2-硝基咪唑化合物,是一种低氧放射增敏剂,可用于癌症诊断和化疗研究。
相关类别
参考文献

[1]. Marcus KJ, et al. A phase I trial of etanidazole and hyperfractionated radiotherapy in children with diffuse brainstem glioma. Int J Radiat Oncol Biol Phys. 2003 Apr 1;55(5):1182-5.  

密度 1.6±0.1 g/cm3
沸点 354.3°C (rough estimate)
熔点 162-163° (Beaman); mp 164.5-165° (Lee)
分子式 C7H10N4O4
分子量 214.179
精确质量 214.070206
PSA 112.97000
LogP -1.66
折射率 1.646
储存条件 2-8°C

Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE
Product identifiers
Product name: Etanidazole
CAS-No.: 22668-01-5
Relevant identified uses of the substance or mixture and uses advised against
Identified uses: Laboratory chemicals, Manufacture of substances



Section2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP]
Skin irritation (Category 2)
Eye irritation (Category 2)
Specific target organ toxicity - single exposure (Category 3)
Classification according to EU Directives 67/548/EEC or 1999/45/EC
Irritating to eyes, respiratory system and skin.
Label elements
Labelling according Regulation (EC) No 1272/2008 [CLP]
Pictogram
Signal wordWarning
Hazard statement(s)
H315Causes skin irritation.
H319Causes serious eye irritation.
H335May cause respiratory irritation.
Precautionary statement(s)
P261Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
P305 + P351 + P338IF IN EYES: Rinse cautiously with water for several minutes. Remove
contact lenses, if present and easy to do. Continue rinsing.
Supplemental Hazardnone
Statements
According to European Directive 67/548/EEC as amended.
Hazard symbol(s)
R-phrase(s)
R36/37/38Irritating to eyes, respiratory system and skin.
S-phrase(s)
S26In case of contact with eyes, rinse immediately with plenty of water and
seek medical advice.
S36Wear suitable protective clothing.
Other hazards - none

Section3. COMPOSITION/INFORMATION ON INGREDIENTS
Substances
Synonyms: N-(2-Hydroxyethyl)-2-nitro-1H-imidazole-1-acetamide
Formula: C7H10N4O4
Molecular Weight: 214,18 g/mol
ComponentConcentration
N-(2-Hydroxyethyl)-2-nitroimidazole-1-acetamide
CAS-No.22668-01-5-

Section4. FIRST AID MEASURES
Description of first aid measures
General advice
Consult a physician. Show this safety data sheet to the doctor in attendance.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact
Wash off with soap and plenty of water. Consult a physician.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Most important symptoms and effects, both acute and delayed
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.
Indication of any immediate medical attention and special treatment needed
no data available

Section5. FIREFIGHTING MEASURES
Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Carbon oxides, nitrogen oxides (NOx)
Advice for firefighters
Wear self contained breathing apparatus for fire fighting if necessary.
Further information
no data available

Section6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure
adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed
containers for disposal.
Reference to other sections
For disposal see section 13.

Section7. HANDLING AND STORAGE
Precautions for safe handling
Avoid contact with skin and eyes. Avoid formation of dust and aerosols.
Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire
protection.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Recommended storage temperature: 2 - 8 °C
Specific end uses
no data available

Section8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and
at the end of workday.
Personal protective equipment
Eye/face protection
Safety glasses with side-shields conforming to EN166 Use equipment for eye protection tested
and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
(without touching glove's outer surface) to avoid skin contact with this product. Dispose of
contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and
the standard EN 374 derived from it.
Body Protection
impervious clothing, The type of protective equipment must be selected according to the
concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher
level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges.
Use respirators and components tested and approved under appropriate government standards
such as NIOSH (US) or CEN (EU).

Section9. PHYSICAL AND CHEMICAL PROPERTIES
Information on basic physical and chemical properties
a) AppearanceForm: solid
b) Odourno data available
c) Odour Thresholdno data available
d) pHno data available
e) Melting point/freezingno data available
point
f) Initial boiling point and no data available
boiling range
g) Flash pointno data available
h) Evaporation rateno data available
i) Flammability (solid, gas) no data available
j) Upper/lowerno data available
flammability or
explosive limits
k) Vapour pressureno data available
l) Vapour densityno data available
m) Relative densityno data available
n) Water solubilityno data available
o) Partition coefficient: n- no data available
octanol/water
p) Autoignitionno data available
temperature
q) Decompositionno data available
temperature
r) Viscosityno data available
s) Explosive propertiesno data available
t) Oxidizing propertiesno data available
Other safety information
no data available

Section10. STABILITY AND REACTIVITY
Reactivity
no data available
Chemical stability
no data available
Possibility of hazardous reactions
no data available
Conditions to avoid
no data available
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
Other decomposition products - no data available

Section11. TOXICOLOGICAL INFORMATION
Information on toxicological effects
Acute toxicity
LD50 Intravenous - rat - 3.716 mg/kg
Remarks: Behavioral:Somnolence (general depressed activity). Other changes Biochemical:Enzyme
inhibition, induction, or change in blood or tissue levels: Transaminases.
Skin corrosion/irritation
no data available
Serious eye damage/eye irritation
no data available
Respiratory or skin sensitization
no data available
Germ cell mutagenicity
Genotoxicity in vitro - mouse - Embryo
Morphological transformation.
Carcinogenicity
IARC:No component of this product present at levels greater than or equal to 0.1% is identified as
probable, possible or confirmed human carcinogen by IARC.
Reproductive toxicity
no data available
Specific target organ toxicity - single exposure
Inhalation - May cause respiratory irritation.
Specific target organ toxicity - repeated exposure
no data available
Aspiration hazard
no data available
Potential health effects
InhalationMay be harmful if inhaled. Causes respiratory tract irritation.
IngestionMay be harmful if swallowed.
SkinMay be harmful if absorbed through skin. Causes skin irritation.
EyesCauses serious eye irritation.
Signs and Symptoms of Exposure
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.
Additional Information
RTECS: NI3355000

Section12. ECOLOGICAL INFORMATION
Toxicity
no data available
Persistence and degradability
no data available
Bioaccumulative potential
no data available
Mobility in soil
no data available
Results of PBT and vPvB assessment
no data available
Other adverse effects
no data available

Section13. DISPOSAL CONSIDERATIONS
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a licensed
professional waste disposal service to dispose of this material. Dissolve or mix the material with a
combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging
Dispose of as unused product.

Section14. TRANSPORT INFORMATION
UN number
ADR/RID: -IMDG: -IATA: -
UN proper shipping name
ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA:Not dangerous goods
Transport hazard class(es)
ADR/RID: -IMDG: -IATA: -
Packaging group
ADR/RID: -IMDG: -IATA: -
Environmental hazards
ADR/RID: noIMDG Marine pollutant: noIATA: no
Special precautions for user
no data available



SECTION 15 - REGULATORY INFORMATION
N/A


SECTION 16 - ADDITIONAL INFORMATION
N/A

CHEMICAL IDENTIFICATION

RTECS NUMBER :
NI3355000
CHEMICAL NAME :
Imidazole-1-acetamide, N-(2-hydroxyethyl)-2-nitro-
CAS REGISTRY NUMBER :
22668-01-5
BEILSTEIN REFERENCE NO. :
0919296
LAST UPDATED :
199612
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C7-H10-N4-O4
MOLECULAR WEIGHT :
214.21
WISWESSER LINE NOTATION :
T5N CNJ A1VM2Q BNW

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
3716 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Musculoskeletal - other changes Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3300 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
4900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Unreported
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
4900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Morphological transformation
TEST SYSTEM :
Rodent - mouse Embryo
DOSE/DURATION :
1 mmol/L/3D (Continuous)
REFERENCE :
45OJAG "Radiation Sensitizers: Their Use in the Clinical Management of Cancer, Proceedings of the Conference, Key Biscayne, FL, 1979," Brady, L.W., ed., New York, Masson Pub. USA, Inc., 1980 Volume(issue)/page/year: -,146,1980

危害码 (欧洲) Xi: Irritant;
风险声明 (欧洲) 36/37/38
安全声明 (欧洲) 26-36
WGK德国 3
RTECS号 NI3355000
海关编码 2933290090
海关编码 2933290090
中文概述 2933290090. 其他结构含非稠合咪唑环的化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素 品名, 成分含量, 用途, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期
Summary 2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%