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152477-96-8生产厂家

152477-96-8价格

152477-96-8

152477-96-8结构式
152477-96-8结构式

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中文名 2,5-二甲基苯甲醛-2,4-DNPH
英文名 2,5-dimethylbenzaldehyde (dnph derivative)
中文别名 2,5-二甲基苯甲醛-2,4-二硝基苯肟
2,5-二甲基苯甲醛-DNPH
英文别名 DNPHDerivative
MFCD00209579
2,5-DIMETHYLBENZALDEHYDE 2,4-DINITROPHENYLHYDRAZONE
2,5-dimethylbenzaldehyde-2,4-dnph
2,5-DIMETHYLBENZALDEHYDE-2,4-D,100MG,N
2,4-DIMETHYLPHENOL-D10
2,5-DIMETHYLBENZALDEHYDE-DNPH
2,5-dimethylbenzaldehyde 2,4-dinitrophenyl-hydra
2,5-DIMETHYLBENZALDEHYDE 2,4-DINITROPHEN YL-HYDRAZONE,ENVIRONMENTAL STD
熔点 219-221ºC(lit.)
分子式 C15H14N4O4
分子量 314.29600
精确质量 314.10200
PSA 116.03000
LogP 4.68520
储存条件

密闭保存。

稳定性

常温常压下稳定,避免与强氧化剂接触。

计算化学

1、 疏水参数计算参考值(XlogP):3.2

2、 氢键供体数量:1

3、 氢键受体数量:6

4、 可旋转化学键数量:3

5、 互变异构体数量:

6、 拓扑分子极性表面积(TPSA):111

7、 重原子数量:23

8、 表面电荷:0

9、 复杂度:459

10、 同位素原子数量:0

11、 确定原子立构中心数量:0

12、 不确定原子立构中心数量:0

13、 确定化学键立构中心数量:0

14、 不确定化学键立构中心数量:1

15、 共价键单元数量:1

更多

1. 性状:固体

2. 密度(g/mL,25℃):未确定

3. 相对蒸汽密度(g/mL,空气=1):未确定

4. 熔点(ºC):219-221

5. 沸点(ºC,常压):未确定

6. 沸点(ºC,2mmHg):未确定

7. 折射率(n20/D):未确定

8. 闪点(ºC):未确定

9. 比旋光度(º):未确定

10. 自燃点或引燃温度(ºC):未确定

11. 蒸气压(mmHg,20ºC):未确定

12. 饱和蒸气压(kPa,25ºC):未确定

13. 燃烧热(KJ/mol):未确定

14. 临界温度(ºC):未确定

15. 临界压力(KPa):未确定

16. 油水(辛醇/水)分配系数的对数值:2.298

17. 爆炸上限(%,V/V):未确定

18. 爆炸下限(%,V/V):未确定

19. 溶解性:未确定


SECTION 1: Identification of the substance/mixture and of the company/undertaking
Product identifiers
Product name: 2,5-Dimethylbenzaldehyde-2,4-DNPH
: 442321-U
: Supelco
REACH No.: A registration number is not available for this substance as the substance
or its uses are exempted from registration, the annual tonnage does not
require a registration or the registration is envisaged for a later
registration deadline.
CAS-No.: 152477-96-8


SECTION 2: Hazards identification
Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008
Acute toxicity, Oral (Category 4), H302
Skin irritation (Category 2), H315
Specific target organ toxicity - single exposure (Category 3), H335
For the full text of the H-Statements mentioned in this Section, see Section 16.
Classification according to EU Directives 67/548/EEC or 1999/45/EC
Xn HarmfulR22, R37/38, R41
For the full text of the R-phrases mentioned in this Section, see Section 16.
Label elements
Labelling according Regulation (EC) No 1272/2008
Pictogram
Signal wordWarning
Hazard statement(s)
Harmful if swallowed.
Causes skin irritation.
May cause respiratory irritation.
Precautionary statement(s)
Avoid breathing dust/ fume/ gas/ mist/ vapours/ spray.
Supplemental Hazardnone
Statements
Other hazards - none

SECTION 3: Composition/information on ingredients
Substances
Synonyms: 2,5-Dimethylbenzaldehyde 2,4-dinitrophenylhydrazone
Formula: C15H14N4O4 C15H14N4O4
Molecular Weight: 314,30 g/mol
CAS-No.: 152477-96-8
Hazardous ingredients according to Regulation (EC) No 1272/2008
ComponentClassificationConcentration
2,5-Dimethylbenzaldehyde 2,4-dinitrophenylhydrazone
CAS-No.152477-96-8Acute Tox. 4; Skin Irrit. 2;<= 100 %
STOT SE 3; H302, H315,
For the full text of the H-Statements and R-Phrases mentioned in this Section, see Section 16

SECTION 4: 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
Flush eyes with water as a precaution.
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
The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in
section 11
Indication of any immediate medical attention and special treatment needed
no data available

SECTION 5: 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

SECTION 6: Accidental release measures
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure
adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.
For personal protection see section 8.
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.

SECTION 7: 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.
For precautions see section 2.2.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Specific end use(s)
A part from the uses mentioned in section 1.2 no other specific uses are stipulated

SECTION 8: 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
Complete suit protecting against chemicals, 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).
Control of environmental exposure
Do not let product enter drains.

SECTION 9: 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/freezingMelting point/range: 219 - 221 °C - lit.
point
f) Initial boiling point and no data available
boiling range
g) Flash pointno data available
h) Evapouration 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- log Pow: 2,30
octanol/water
p) Auto-ignitionno 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

SECTION 10: Stability and reactivity
Reactivity
no data available
Chemical stability
Stable under recommended storage conditions.
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
In the event of fire: see section 5

SECTION 11: Toxicological information
Information on toxicological effects
Acute toxicity
no data available
Skin corrosion/irritation
no data available
Serious eye damage/eye irritation
no data available
Respiratory or skin sensitisation
Prolonged or repeated exposure may cause allergic reactions in certain sensitive individuals.
Germ cell mutagenicity
no data available
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
Additional Information
RTECS: Not available
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.

SECTION 12: 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
PBT/vPvB assessment not available as chemical safety assessment not required/not conducted
Other adverse effects
no data available

SECTION 13: 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.

SECTION 14: 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
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Safety, health and environmental regulations/legislation specific for the substance or mixture
no data available
Chemical Safety Assessment
Further information
only.
The above information is believed to be correct but does not purport to be all inclusive and shall be
used only as a guide. The information in this document is based on the present state of our knowledge
and is applicable to the product with regard to appropriate safety precautions. It does not represent any


SECTION 16 - ADDITIONAL INFORMATION
N/A
符号 GHS07
GHS07
信号词 Warning
危害声明 H302-H315-H335
警示性声明 P261
危害码 (欧洲) Xn: Harmful;
风险声明 (欧洲) 22-36/37/38-41-37/38
安全声明 (欧洲) 26-39
危险品运输编码 NONH for all modes of transport
WGK德国 3