N-(3-FORMYLPHENYL)METHANESULFONAMIDE

Modify Date: 2026-07-16 11:50:02

N-(3-FORMYLPHENYL)METHANESULFONAMIDE Structure
N-(3-FORMYLPHENYL)METHANESULFONAMIDE structure
Common Name N-(3-FORMYLPHENYL)METHANESULFONAMIDE
CAS Number 55512-05-5 Molecular Weight 199.22700
Density 1.407 g/cm3 Boiling Point 348.6ºC at 760 mmHg
Molecular Formula C8H9NO3S Melting Point 146ºC
MSDS USA Flash Point 164.6ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 3-(Methylsulfonamido)benzaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.407 g/cm3
Boiling Point 348.6ºC at 760 mmHg
Melting Point 146ºC
Molecular Formula C8H9NO3S
Molecular Weight 199.22700
Flash Point 164.6ºC
Exact Mass 199.03000
PSA 71.62000
LogP 2.02440
Index of Refraction 1.605
InChIKey CBDSSTWZEANOCR-UHFFFAOYSA-N
SMILES CS(=O)(=O)Nc1cccc(C=O)c1

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

Name: n-(3-Formylphenyl)methanesulfonamide Material Safety Data Sheet
Synonym: None Known
CAS: 55512-05-5
Section 1 - Chemical Product MSDS Name:n-(3-Formylphenyl)methanesulfonamide Material Safety Data Sheet
Synonym:None Known

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
55512-05-5 n-(3-Formylphenyl)methanesulfonamide 97+% unlisted
Hazard Symbols: XN
Risk Phrases: 20/21/22 42

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Harmful by inhalation, in contact with skin and if swallowed. May cause sensitization by inhalation.The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. Harmful if absorbed through the skin.
Ingestion:
Harmful if swallowed. May cause irritation of the digestive tract.
The toxicological properties of this substance have not been fully investigated.
Inhalation:
Harmful if inhaled. May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. May cause respiratory sensitization.
Chronic:
No information found.

Section 4 - FIRST AID MEASURES
Eyes: In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical aid.
Skin:
Get medical aid. In case of contact, flush skin with plenty of water. Remove contaminated clothing and shoes. Get medical aid if irritation develops and persists. Wash clothing before reuse.
Ingestion:
Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If breathing is difficult, give oxygen. Get medical aid. Do NOT use mouth-to-mouth resuscitation. If breathing has ceased apply artificial respiration using oxygen and a suitable mechanical device such as a bag and a mask.
Notes to Physician:
Treat symptomatically and supportively.

Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.

Section 7 - HANDLING and STORAGE
Handling:
Wash thoroughly after handling. Use with adequate ventilation.
Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing.
Keep container tightly closed. Avoid ingestion and inhalation.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 55512-05-5: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES

Physical State: Solid
Color: Off white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 146 - 147 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C8H9NO3S
Molecular Weight: 199.23

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, excess heat.
Incompatibilities with Other Materials:
Strong oxidizing agents, amides, strong bases.
Hazardous Decomposition Products:
Carbon monoxide, oxides of nitrogen, oxides of sulfur, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 55512-05-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
n-(3-Formylphenyl)methanesulfonamide - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION


Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION

IATA
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
RID/ADR
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing group:

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XN
Risk Phrases:
R 20/21/22 Harmful by inhalation, in contact with
skin and if swallowed.
R 42 May cause sensitization by inhalation.
Safety Phrases:
S 22 Do not breathe dust.
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
WGK (Water Danger/Protection)
CAS# 55512-05-5: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 55512-05-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 55512-05-5 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes Xi
HS Code 2935009090

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  4

DownStream  1

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2935009090
Summary 2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

n-(3-formylphenyl)methanesulfonamide

 N-(3-FORMYLPHENYL)METHANESULFONAMIDE | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the CAS number of 3-(Methylsulfonamido)benzaldehyde?
A: CAS number of 3-(Methylsulfonamido)benzaldehyde is 55512-05-5.
Q: What is the SMILES notation of 3-(Methylsulfonamido)benzaldehyde?
A: SMILES notation of 3-(Methylsulfonamido)benzaldehyde is CS(=O)(=O)Nc1cccc(C=O)c1.
Q: What is the boiling point of 3-(Methylsulfonamido)benzaldehyde?
A: Boiling point of 3-(Methylsulfonamido)benzaldehyde is 348.6ºC at 760 mmHg.
Q: What are the upstream materials of 3-(Methylsulfonamido)benzaldehyde?
A: Related upstream materials(CAS) of 3-(Methylsulfonamido)benzaldehyde: 376347-09-0;124-63-0;1709-44-0;916059-46-6.
Q: What English synonyms does 3-(Methylsulfonamido)benzaldehyde have?
A: English synonyms of 3-(Methylsulfonamido)benzaldehyde: n-(3-formylphenyl)methanesulfonamide.
Q: What is the polar surface area (PSA) of 3-(Methylsulfonamido)benzaldehyde?
A: Polar surface area (PSA) of 3-(Methylsulfonamido)benzaldehyde is 71.62000.
Q: What are the downstream products of 3-(Methylsulfonamido)benzaldehyde?
A: Related downstream products(CAS) of 3-(Methylsulfonamido)benzaldehyde: 55512-06-6.
Q: What is the English name of 3-(Methylsulfonamido)benzaldehyde?
A: The English name of 3-(Methylsulfonamido)benzaldehyde is 3-(Methylsulfonamido)benzaldehyde.
Q: What is the LogP of 3-(Methylsulfonamido)benzaldehyde?
A: LogP of 3-(Methylsulfonamido)benzaldehyde is 2.02440.
Q: What is the molecular formula of 3-(Methylsulfonamido)benzaldehyde?
A: Molecular formula of 3-(Methylsulfonamido)benzaldehyde is C8H9NO3S.

 N-(3-FORMYLPHENYL)METHANESULFONAMIDEfactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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