ITF-2357 (Givinostat) Hydrochloride Monohydrate SDS | MSDS

1.PRODUCT AND COMPANY IDENTIFICATION

Product identifier

• Product Name: ITF-2357 (Givinostat) Hydrochloride Monohydrate
• Catalog Number: S2170
• CAS Number: 732302-99-7
• IUPAC Name: (6-((diethylamino)methyl)naphthalen-2-yl)methyl 4-(hydroxycarbamoyl)phenylcarbamate hydrochloride hydrate

Relevant identified uses and uses advised against

• Identified uses: For research and development use only; laboratory chemicals; manufacture of substances.
• Uses advised against: Not for pharmaceutical, household, or other unapproved uses.

Details of the supplier

• Company : Selleck Chemicals
• TollFree : +1 877 796-6397
• Tel : +1 832 582-8158
• Fax : +1 832 582-8590

Emergency telephone number

• Emergency phone #: +1 832 582-8158

2. Hazards identification

2.1 Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
Acute toxicity, Oral (Category 4), H302

2.2 GHS Label elements, including precautionary statements
Pictogram:
Signal Word: Warning

Hazard Statements
H302 Harmful if swallowed.

Precautionary Statements
P264 Wash skin thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P301 + P312 + P330 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. Rinse mouth.
P501 Dispose of contents/ container to an approved waste disposal plant.

2.3 Hazards not otherwise classified (HNOC) or not covered by GHS
None.

3. Composition/information on ingredients

3.1 Substances
Synonyms: Diethyl-[6-(4-hydroxycarbamoyl-phenyl carbamoyloxymethyl)-naphthalen-2-yl methyl]-ammonium chloride; N-[4-[(hydroxyamino)carbonyl]phenyl]-carbamic acid, [6-[(diethylamino)methyl]-2-naphthalenyl]methyl ester hydrochloride; ITF2357
Formula: C24H27N3O4 • HCl • H2O
Molecular weight: 475.97 g/mol
CAS-No.: 732302-99-7

Component: (6-((diethylamino)methyl)naphthalen-2-yl)methyl 4-(hydroxycarbamoyl)phenylcarbamate hydrochloride hydrate
Classification: Acute Tox. 4; H302
Concentration: <= 100 %

4. First aid measures

4.1 Description of first-aid measures
General advice: Show this material safety data sheet to the doctor in attendance.
If inhaled: After inhalation: fresh air.
In case of skin contact: Take off immediately all contaminated clothing. Rinse skin with water/ shower.
In case of eye contact: After eye contact: rinse out with plenty of water. Remove contact lenses.
If swallowed: After swallowing: immediately make victim drink water (two glasses at most). Consult a physician.

4.2 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.

4.3 Indication of any immediate medical attention and special treatment needed
N/A.

5. Firefighting measures

5.1 Extinguishing media
Suitable extinguishing media: Water, Foam, Carbon dioxide (CO2), Dry powder.
Unsuitable extinguishing media: For this substance/mixture no limitations of extinguishing agents are given.

5.2 Special hazards arising from the substance or mixture
Carbon oxides, Nitrogen oxides (NOx), Hydrogen chloride gas. Combustible. Development of hazardous combustion gases or vapours possible in the event of fire.

5.3 Advice for firefighters
In the event of fire, wear self-contained breathing apparatus.

5.4 Further information
Suppress (knock down) gases/vapors/mists with a water spray jet. Prevent fire extinguishing water from contaminating surface water or the ground water system.

6. Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures
Advice for non-emergency personnel: Avoid inhalation of dusts. Avoid substance contact. Ensure adequate ventilation. Evacuate the danger area, observe emergency procedures, consult an expert. For personal protection see section 8.

6.2 Environmental precautions
Do not let product enter drains.

6.3 Methods and materials for containment and cleaning up
Cover drains. Collect, bind, and pump off spills. Observe possible material restrictions (see sections 7 and 10). Take up dry. Dispose of properly. Clean up affected area. Avoid generation of dusts.

6.4 Reference to other sections
For disposal see section 13.

7. Handling and storage

7.1 Precautions for safe handling
For precautions see section 2.2.

7.2 Conditions for safe storage, including any incompatibilities
Storage conditions: Tightly closed. Dry.
Storage stability: Recommended storage temperature -20 °C. Store with desiccant.
Storage class (TRGS 510): 11: Combustible Solids.

7.3 Specific end use(s)
Apart from the uses mentioned in section 1.2 no other specific uses are stipulated.

8. Exposure controls/personal protection

8.1 Control parameters
Contains no substances with occupational exposure limit values.

8.2 Exposure controls
Appropriate engineering controls: Change contaminated clothing. Preventive skin protection recommended. Wash hands after working with substance.

Personal protective equipment
Eye/face protection: Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU). Safety glasses.
Skin protection: Handle with impervious gloves. This recommendation applies only to the product stated in the safety data sheet. Full contact and splash contact material: Nitrile rubber; Minimum layer thickness: 0.11 mm; Break through time: 480 min.
Body Protection: Protective clothing.
Respiratory protection: Required when dusts are generated. Recommended Filter type: Filter type P2.

Control of environmental exposure
Do not let product enter drains.

9. Physical and chemical properties

9.1 Information on basic physical and chemical properties
a) Appearance Form: powder
b) Odor: N/A
c) Odor Threshold: N/A
d) pH: N/A
e) Melting point/freezing point: N/A
f) Initial boiling point and boiling range: N/A
g) Flash point: N/A
h) Evaporation rate: N/A
i) Flammability (solid, gas): N/A
j) Upper/lower flammability or explosive limits: N/A
k) Vapor pressure: N/A
l) Vapor density: N/A
m) Density: N/A
Relative density: N/A
n) Water solubility: N/A
o) Partition coefficient: n-octanol/water: N/A
p) Autoignition temperature: N/A
q) Decomposition temperature: N/A
r) Viscosity: N/A
s) Explosive properties: N/A
t) Oxidizing properties: none

9.2 Other safety information
N/A.

10. Stability and reactivity

10.1 Reactivity
The following applies in general to flammable organic substances and mixtures: in correspondingly fine distribution, when whirled up a dust explosion potential may generally be assumed.

10.2 Chemical stability
The product is chemically stable under standard ambient conditions (room temperature).

10.3 Possibility of hazardous reactions
N/A.

10.4 Conditions to avoid
No information available.

10.5 Incompatible materials
Strong oxidizing agents.

10.6 Hazardous decomposition products
In the event of fire: see section 5.

11. Toxicological information

11.1 Information on toxicological effects
Acute toxicity: Oral: N/A; Inhalation: N/A; Dermal: N/A.
Skin corrosion/irritation: N/A.
Serious eye damage/eye irritation: N/A.
Respiratory or skin sensitization: N/A.
Germ cell mutagenicity: N/A.
Carcinogenicity: No ingredient of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC, NTP, or OSHA.
Reproductive toxicity: N/A.
Specific target organ toxicity - single exposure: N/A.
Specific target organ toxicity - repeated exposure: N/A.
Aspiration hazard: N/A.

11.2 Additional Information
To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.

12. Ecological information

12.1 Toxicity
N/A.

12.2 Persistence and degradability
N/A.

12.3 Bioaccumulative potential
N/A.

12.4 Mobility in soil
N/A.

12.5 Results of PBT and vPvB assessment
PBT/vPvB assessment not available as chemical safety assessment not required/not conducted.

12.6 Endocrine disrupting properties
N/A.

12.7 Other adverse effects
N/A.

13. Disposal considerations

13.1 Waste treatment methods
Product: Waste material must be disposed of in accordance with the national and local regulations. Leave chemicals in original containers. No mixing with other waste. Handle uncleaned containers like the product itself.

14. Transport information

DOT (US): Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Further information: Not classified as dangerous in the meaning of transport regulations.

15. Regulatory information

CERCLA Reportable Quantity
This material does not contain any components with a CERCLA RQ.

SARA 304 Extremely Hazardous Substances Reportable Quantity
This material does not contain any components with a section 304 EHS RQ.

SARA 302 Extremely Hazardous Substances Threshold Planning Quantity
This material does not contain any components with a section 302 EHS TPQ.

SARA 311/312 Hazards: Acute Health Hazard

SARA 313 : This material does not contain any chemical components with known CAS numbers that exceed the threshold (De Minimis) reporting levels established by SARA Title III, Section 313.

US State Regulations
Massachusetts Right To Know
No components are subject to the Massachusetts Right to Know Act.

Maine Chemicals of High Concern
Product does not contain any listed chemicals

Vermont Chemicals of High Concern
Product does not contain any listed chemicals

Washington Chemicals of High Concern
Product does not contain any listed chemicals

The ingredients of this product are reported in the following inventories:
TSCA : Product contains substance(s) not listed on TSCA inventory.

TSCA list
No substances are subject to a Significant New Use Rule.
No substances are subject to TSCA 12(b) export notification requirements.

16. OTHER INFORMATION

Revision Date: 2026/07/20
Further Information: The information provided is believed to be correct but is not exhaustive and should be used only as a guideline based on current knowledge. It does not represent a guarantee of the properties of the product. Selleck Chemicals Corporation and its Affiliates shall not be held liable for any damage resulting from handling or contact with the product.