Benzo[c][1,2,5]oxadiazole-4-sulfonyl chloride

Modify Date: 2025-08-20 18:46:18

Benzo[c][1,2,5]oxadiazole-4-sulfonyl chloride Structure
Benzo[c][1,2,5]oxadiazole-4-sulfonyl chloride structure
Common Name Benzo[c][1,2,5]oxadiazole-4-sulfonyl chloride
CAS Number 114322-14-4 Molecular Weight 218.61800
Density 1.688g/cm3 Boiling Point 346.9ºC at 760mmHg
Molecular Formula C6H3ClN2O3S Melting Point 77ºC
MSDS USA Flash Point 163.6ºC

 Names

Name 2,1,3-benzoxadiazole-4-sulfonyl chloride
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.688g/cm3
Boiling Point 346.9ºC at 760mmHg
Melting Point 77ºC
Molecular Formula C6H3ClN2O3S
Molecular Weight 218.61800
Flash Point 163.6ºC
Exact Mass 217.95500
PSA 81.44000
LogP 2.23110
Vapour Pressure 0.000112mmHg at 25°C
Index of Refraction 1.629

 MSDS

Name: 2 1 3-Benzoxadiazole-4-sulfonyl chloride 97% Material Safety Data Sheet
Synonym: Benzofurazan-4-sulfonyl chlorid
CAS: 114322-14-4
Section 1 - Chemical Product MSDS Name:2 1 3-Benzoxadiazole-4-sulfonyl chloride 97% Material Safety Data Sheet
Synonym:Benzofurazan-4-sulfonyl chlorid

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
114322-14-4 2,1,3-Benzoxadiazole-4-sulfonyl chlori 97% unlisted
Hazard Symbols: C
Risk Phrases: 34

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Causes burns.Moisture sensitive.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do not induce vomiting. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
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.
Extinguishing Media:
Use foam, dry chemical, or carbon dioxide.

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.

Section 7 - HANDLING and STORAGE
Handling:
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Corrosives area. Store under nitrogen.

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# 114322-14-4: Personal Protective Equipment Eyes: Not available.
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: brown
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
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: C6H3ClN2O3S
Molecular Weight: 219

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials, exposure to moist air or water.
Incompatibilities with Other Materials:
Strong oxidizing agents, bases, alcohols, amines.
Hazardous Decomposition Products:
Hydrogen chloride, chlorine, carbon monoxide, oxides of sulfur, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 114322-14-4 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
2,1,3-Benzoxadiazole-4-sulfonyl chloride - 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: CORROSIVE SOLID, N.O.S.*
Hazard Class: 8
UN Number: 1759
Packing Group: III
IMO
Shipping Name: CORROSIVE SOLID, N.O.S.
Hazard Class: 8
UN Number: 1759
Packing Group: III
RID/ADR
Shipping Name: CORROSIVE SOLID, N.O.S.
Hazard Class: 8
UN Number: 1759
Packing group: III

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: C
Risk Phrases:
R 34 Causes burns.
Safety Phrases:
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.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 114322-14-4: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 114322-14-4 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 114322-14-4 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Hazard Codes C: Corrosive;
Risk Phrases R34
Safety Phrases 26-36/37/39-45
RIDADR UN 3261

 Precursor & DownStream

Precursor  1

DownStream  1

 Synonyms

2,1,3-benzoxadiazol-4-yl sulfonyl chloride
2,1,3-benzooxadiazole-4-sulfonyl chloride
2,1,3-benzoxadiazole-4-sulphonyl chloride
benzofurazan-4-sulphonyl chloride
2,1,3-Benzoxadiazole-4-sulfonylchloride
benzo(1,2,5)oxadiazole-4-sulfonyl chloride
benzo[c][1,2,5]oxadiazole-4-sulfonyl chloride
2,'4'-DICHLORO-5'-FLUORO-3'-NITROACETOPHENONE
Benzofurazan-4-sulfonyl chloride
4-benzofurazanesulfonyl chloride
MFCD00068072
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