Chemical Safety Data Sheet MSDS / SDS
CI 42500
Revision Date:2026-05-16Revision Number:1
Product identifier
- Product name: CI 42500
- CBnumber: CB1114289
- CAS: 467-62-9
- EINECS Number: 207-395-0
- Synonyms: Pararosaniline,Pararosaniline Base
Relevant identified uses of the substance or mixture and uses advised against
- Relevant identified uses: For R&D use only. Not for medicinal, household or other use.
- Uses advised against: none
Company Identification
- Company: Chemicalbook
- Address: Building 1, Huihuang International, Shangdi 10th Street, Haidian District, Beijing
- Telephone: 010-86108875
GHS Label elements, including precautionary statements
-
Symbol(GHS)
- Signal wordWarning
P281 Use personal protective equipment as required.
Hazard statements
H351 Suspected of causing cancer
Substance
- Product name: CI 42500
- Synonyms: Pararosaniline,Pararosaniline Base
- CAS: 467-62-9
- EC number: 207-395-0
- MF: C19H19N3O
- MW: 305.37
If inhaled
Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or doctor/ physician if you feel unwell.
In case of skin contact
Take off all contaminated clothing immediately. Wash off with soap and plenty of water. Call a POISON CENTER or doctor/ physician if you feel unwell.
In case of eye contact
Rinse with plenty of water. If easy to do, remove contact lens, if worn. Get medical advice/ attention.
If swallowed
Call a POISON CENTER or doctor/ physician if you feel unwell. Rinse mouth.
Most important symptoms and effects, both acute and delayed
None known.
Suitable extinguishing media
Dry powder, Foam, Water spray, Carbon dioxide (CO2)
Specific hazards during fire fighting
No information available.
Specific extinguishing methods
Use extinguishing measures that are appropriate to local circumstances and the surrounding environment. Immediately evacuate personnel to safe areas. Remove undamaged containers from fire area if it is safe to do so.
Special protective equipment for fire-fighters
Use personal protective equipment.
Personal precautions, protective equipment and emergency procedures
Wear suitable protective equipment. Keep people away from and upwind of spill/leak. Entry to non-involved personnel should be controlled around the leakage area by roping off, etc.
Environmental precautions
Prevent product from entering drains.
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust.
Handling
Technical measuresPrevent dispersion of dust.
Local/Total ventilation
Ensure adequate ventilation. Handle product only in closed system or provide appropriate exhaust ventilation at machinery. Use a local exhaust ventilation.
Advice on safe handling
Avoid contact with skin, eyes and clothing. Wear personal protective equipment. Wash hands and face thoroughly after handling.
Avoidance of contact
Oxidizing agents
Storage
Conditions for safe storageKeep container tightly closed. Store in a cool and shaded area. Store locked up.
Ingredients with workplace control parameters
Contains no substances with occupational exposure limit values.
Engineering measures
Install a closed system or local exhaust.
Also install safety shower and eye bath.
Also install safety shower and eye bath.
Personal protective equipment
Respiratory protectionDustproof gas mask
Self-contained breathing apparatus
Eye/face protection
Self-contained breathing apparatus
Safety glasses
Safety goggles
Face-shield
Skin and body protection
Safety goggles
Face-shield
Impervious protective clothing
Hand protection
Impervious gloves *Use personal protective equipment(PPE) approved under appropriate government standards and follow local and national regulations.
Information on basic physicochemical properties
- Physical stateCrystalline Powder
- Density and/or relative density1.287±0.06 g/cm3(Predicted)
- Appearancesolid
- Colorred - purple
- OdorNo data available
- Odor ThresholdNo data available
- pHNo data available
- Melting point/freezing point205 °C Decomposition: yes
- Boiling point/boiling range598.9±50.0 °C(Predicted)
- Flash pointNo data available
- Evaporation rateNo data available
- FlammabilityNo data available
- Upper explosion limit / Upper flammability limitNo data available
- Lower explosion limit / Lower flammability limitNo data available
- Vapor pressure0Pa at 25℃
- Solubility(ies)DMSO (Slightly, Sonicated), Merhanol (Slightly, Sonicated)
- Water solubility464mg/L at 25℃
- Solubility in other solventsDMSO (Slightly, Sonicated), Merhanol (Slightly, Sonicated)
- Partition coefficient: n-octanol/water (log value)No data available
- Autoignition temperatureNo data available
- Decomposition temperatureNo data available
- Viscosity, dynamicNo data available
- Viscosity, kinematicNo data available
- Molecular weight305.38 g/mol
Reactivity
No data available
Chemical stability
Stable under normal conditions.
Possibility of hazardous reactions
None under normal processing.
Incompatible materials
Oxidizing agents
Hazardous decomposition products
Carbon monoxide, Carbon dioxide (CO2), Nitrogen oxides (NOx)
Acute toxicity
Product
Acute oral toxicity
Assessment: The component/mixture is moderately toxic after single ingestion.
Acute inhalation toxicity
Assessment: The component/mixture is moderately toxic after short term inhalation.
Acute dermal toxicity
Assessment: The component/mixture is moderately toxic after single contact with skin.
Components
Pararosaniline
Acute oral toxicity
Assessment: The component/mixture is moderately toxic after single ingestion.
Acute inhalation toxicity
Assessment: The component/mixture is moderately toxic after short term inhalation.
Acute dermal toxicity
Assessment: The component/mixture is moderately toxic after single contact with skin.
Skin corrosion/irritation
Classified based on available data. For more details, see section 2.
Serious eye damage/eye irritation
Classified based on available data. For more details, see section 2.
Respiratory or skin sensitization
Classified based on available data. For more details, see section 2.
Germ cell mutagenicity
Classified based on available data. For more details, see section 2.
Carcinogenicity
Product
Carcinogenicity - Assessment
Suspected human carcinogens
Components
Pararosaniline
Carcinogenicity - Assessment
Suspected human carcinogens
Reproductive toxicity
Classified based on available data. For more details, see section 2.
STOT-single exposure
Classified based on available data. For more details, see section 2.
STOT-repeated exposure
Classified based on available data. For more details, see section 2.
Repeated dose toxicity
Classified based on available data. For more details, see section 2.
Aspiration toxicity
Classified based on available data. For more details, see section 2.
Ecotoxicity
No data available
Persistence and degradability
No data available
Bioaccumulative potential
No data available
Mobility in soil
No data available
Other adverse effects
No data available
Disposal methods
Waste from residuesDisposal in accordance with local and national regulations. Entrust disposal to a licensed waste disposal company.
Contaminated packaging
Disposal in accordance with local and national regulations. Before disposal of used container, remove contents completely.
International Regulations
IATA-DGR
UN/ID No.Not applicable
Proper shipping name
Not applicable
Class
Not applicable
Subsidiary risk
Not applicable
Packing group
Not applicable
IMDG-Code
UN numberNot applicable
Proper shipping name
Not applicable
Class
Not applicable
Subsidiary risk
Not applicable
Packing group
Not applicable
EmS Code
Not applicable
Domestic regulation
GB 6944/12268
UN numberNot applicable
Proper shipping name
Not applicable
Class
Not applicable
Subsidiary risk
Not applicable
Packing group
Not applicable
Measures on the Environmental Administration of New Chemical Substances Registration
Registration/Notification numberB1A232215181
Downstream users need to comply with the conditions of safe use of the chemical, understand the environmental and health hazard and risk management measures identified on the SDS as well as the local/national regulations concerning the chemical.
Downstream users need to comply with the conditions of safe use of the chemical, understand the environmental and health hazard and risk management measures identified on the SDS as well as the local/national regulations concerning the chemical.
The ingredients of this product are reported in the following inventories
CH BAGREGOn the inventory, or in compliance with the inventory
TSCA
All substances listed as active on the TSCA inventory
AICS
Not in compliance with the inventory
DSL
None of the components of this product are on the Canadian DSL, but all are on the NDSL
Pararosaniline
ENCS
Pararosaniline
Not in compliance with the inventory
ISHL
Not in compliance with the inventory
KECI
On the inventory, or in compliance with the inventory
PICCS
On the inventory, or in compliance with the inventory
IECSC
Not in compliance with the inventory
NZIoC
Not in compliance with the inventory
Abbreviations and acronyms
CAS: Chemical Abstracts Service
TWA: Time-Weighted Average
STEL: Short-Term Exposure Limit
LD50: Lethal Dose 50%
LC50: Lethal Concentration 50%
EC50: Effective Concentration 50%
PEL: Permissible Exposure Limit
TLV: Threshold Limit Value
IMDG: International Maritime Dangerous Goods Code
IATA: International Air Transport Association
ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
DOT: US Department of Transportation
NFPA: National Fire Protection Association
NIOSH: National Institute for Occupational Safety and Health
OSHA: Occupational Safety and Health Administration
TWA: Time-Weighted Average
STEL: Short-Term Exposure Limit
LD50: Lethal Dose 50%
LC50: Lethal Concentration 50%
EC50: Effective Concentration 50%
PEL: Permissible Exposure Limit
TLV: Threshold Limit Value
IMDG: International Maritime Dangerous Goods Code
IATA: International Air Transport Association
ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
DOT: US Department of Transportation
NFPA: National Fire Protection Association
NIOSH: National Institute for Occupational Safety and Health
OSHA: Occupational Safety and Health Administration
Disclaimer:
The information in this MSDS is only applicable to the specified product, unless otherwise specified, it is not applicable to the mixture of this product and other substances. This MSDS only provides information on the safety of the product for those who have received the appropriate professional training for the user of the product. Users of this MSDS must make independent judgments on the applicability of this SDS. The authors of this MSDS will not be held responsible for any harm caused by the use of this MSDS.