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6639-79-8

6639-79-8 structure
6639-79-8 structure
  • Name: 6-Chloroquinoxaline-2,3-diol
  • Chemical Name: 6-chloro-2,3-dioxo-1,2,3,4-tetrahydroquinoxaline
  • CAS Number: 6639-79-8
  • Molecular Formula: C8H5ClN2O2
  • Molecular Weight: 196.590
  • Create Date: 2018-04-29 08:00:00
  • Modify Date: 2024-01-12 11:07:22

Name 6-chloro-2,3-dioxo-1,2,3,4-tetrahydroquinoxaline
Synonyms 6-chloro-1,2,3,4-tetrahydroquinoxaline-2,3-dione
6-chloro-1,4-dihydro-2,3-quinoxalinedione
6-chloroquinoxaline-2,3-diol
6-Chlor-1,4-dihydro-chinoxalin-2,3-dion
2,3-quinoxalinediol, 6-chloro-
2,3-Dihydroxy-6-chloroquinoxaline
2,3-quinoxalinedione, 6-chloro-1,4-dihydro-
EINECS 229-647-9
6-chloro-1,4-dihydro-3-quinoxalinedione
MFCD00047592
6-Chloro-2,3-quinoxalinediol
6-Chloro-2,3-dihydroxyqunoxaline
6-CHLOROQUINOXAZALONE
6-chloro-1,4-dihydroquinoxaline-2,3-dione
Density 1.7±0.1 g/cm3
Boiling Point 497.5±40.0 °C at 760 mmHg
Melting Point 250ºC
Molecular Formula C8H5ClN2O2
Molecular Weight 196.590
Flash Point 254.7±27.3 °C
Exact Mass 196.003952
PSA 66.24000
LogP 3.43
Vapour Pressure 0.0±1.3 mmHg at 25°C
Index of Refraction 1.761
Storage condition 2-8°C
Name: 6-Chloro-1 2 3 4-tetrahydroquinoxaline-2 3-dione 97% Material Safety Data Sheet
Synonym:
CAS: 6639-79-8
Section 1 - Chemical Product MSDS Name:6-Chloro-1 2 3 4-tetrahydroquinoxaline-2 3-dione 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
6639-79-8 6-Chloro-1,2,3,4-tetrahydroquinoxaline 97% 229-647-9
Hazard Symbols: XI
Risk Phrases: 36/37/38

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
Causes respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
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 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.

Section 7 - HANDLING and STORAGE
Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
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# 6639-79-8: 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: Not available.
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 250 deg C (dec.)
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: C8H5ClN2O2
Molecular Weight: 196.59

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Hydrogen chloride, chlorine, nitrogen oxides, carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 6639-79-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
6-Chloro-1,2,3,4-tetrahydroquinoxaline-2,3-dione - 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
No information available.
IMO
No information available.
RID/ADR
No information available.

Section 15 - REGULATORY INFORMATION

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 6639-79-8: No information available.
Canada
CAS# 6639-79-8 is listed on Canada's NDSL List.
CAS# 6639-79-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 6639-79-8 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
HS Code 2933990090
HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%