2,3,4,6-Tetra-O-acetyl-alpha-D-galactopyranosyl bromide

Modify Date: 2024-01-02 14:26:26

2,3,4,6-Tetra-O-acetyl-alpha-D-galactopyranosyl bromide Structure
2,3,4,6-Tetra-O-acetyl-alpha-D-galactopyranosyl bromide structure
Common Name 2,3,4,6-Tetra-O-acetyl-alpha-D-galactopyranosyl bromide
CAS Number 3068-32-4 Molecular Weight 411.199
Density 1.5±0.1 g/cm3 Boiling Point 412.0±45.0 °C at 760 mmHg
Molecular Formula C14H19BrO9 Melting Point 83-85 °C
MSDS Chinese USA Flash Point 203.0±28.7 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl bromide
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 412.0±45.0 °C at 760 mmHg
Melting Point 83-85 °C
Molecular Formula C14H19BrO9
Molecular Weight 411.199
Flash Point 203.0±28.7 °C
Exact Mass 410.021240
PSA 114.43000
LogP 2.05
Vapour Pressure 0.0±1.0 mmHg at 25°C
Index of Refraction 1.503
Storage condition -20°C
Water Solubility Sparingly soluble

 MSDS

Name: 2 3 4 6-Tetra-O-Acetyl-alpha-D-Galactopyranosyl Bromide 95% Material Safety Data Sheet
Synonym: Acetobromo-alpha-D-Galactose
CAS: 3068-32-4
Section 1 - Chemical Product MSDS Name:2 3 4 6-Tetra-O-Acetyl-alpha-D-Galactopyranosyl Bromide 95% Material Safety Data Sheet
Synonym:Acetobromo-alpha-D-Galactose

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
3068-32-4 2,3,4,6-Tetra-O-Acetyl-alpha-D-Galacto 95% 221-324-0
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. May cause chemical conjunctivitis.
Skin:
Causes skin irritation.
Ingestion:
May cause gastrointestinal irritation with nausea, vomiting and diarrhea.
Inhalation:
Causes respiratory tract irritation. Can produce delayed pulmonary edema.
Chronic:
Effects may be delayed.

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.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. 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. Do NOT use mouth-to-mouth resuscitation.
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:
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. Use with adequate ventilation. Wash clothing before reuse.
Storage:
Store in a tightly closed container. Store in a dry area. Deep freeze (below -20C).

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# 3068-32-4: 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: Crystals
Color: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 83-85 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: Slightly soluble.
Specific Gravity/Density:
Molecular Formula: C14H19BrO9
Molecular Weight: 411.21

Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable at room temperature in closed containers under normal storage and handling conditions.
Conditions to Avoid:
Incompatible materials, dust generation, excess heat.
Incompatibilities with Other Materials:
Acids, aluminum, oxidizing agents, magnesium.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide, hydrogen bromide.
Hazardous Polymerization: Will not occur.

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 3068-32-4 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
2,3,4,6-Tetra-O-Acetyl-alpha-D-Galactopyranosyl Bromide - 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
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

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# 3068-32-4: No information available.
Canada
CAS# 3068-32-4 is listed on Canada's DSL List.
CAS# 3068-32-4 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 3068-32-4 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3

 Articles4

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Synthesis of spacer-equipped phosphorylated di-, tri- and tetrasaccharide fragments of the O-specific polysaccharide of Vibrio cholerae O139.

Carbohydr. Res. 341 , 1077-1080, (2006)

The synthesis of oligosaccharide fragments of the O-specific polysaccharide of Vibrio cholerae O139 containing a 4,6-cyclic phosphate galactose residue linked to GlcNAc is described. 8-Azido-3,6-dioxa...

Glycosylation of l,4:3,6-dianhydro-D-glucitol (isosorbide).

Carbohydr. Res. 339 , 2433-2440, (2004)

Condensation of 2,3,4,6-tetra-O-acetyl-alpha-D-glucopyranosyl-, 2,3,4-tri-O-acetyl-alpha-D-xylopyranosyl- and of 2,3,4,6-tetra-O-acetyl-alpha-D-galactopyranosyl bromides with l,4:3,6-dianhydro-D-gluci...

A new approach for the N- and S-galactosylation of 5-arylidene-2-thioxo-4-thiazolidinones

Carbohydr. Res. 346 , 2831-2837, (2011)

N- and S-galactosylation was carried out via the reaction of 5-((Z)-arylidene)-2-thioxo-4-thiazolidinones with 2,3,4,6-tetra-O-acetyl-α-d-galactopyranosyl bromide under alkaline conditions or under si...

 Synonyms

A-D-GALACTOPYRANOSYL BROMIDE
acetobromo-D-galactose
(2R,3S,4S,5R,6R)-2-(acetoxymethyl)-6-bromotetrahydro-2H-pyran-3,4,5-triyl triacetate
D-A-TETRAACETOBROMOGALACTOSE
2,3,4,6-Tetra-O-acetyl-a-D-galactopyranosyl bromide
2,3,4,6-Tetra-O-acetyl-alpha-D-galactopyranosyl bromide
Acetobromo-α-D-galactose
2,3,4,6-Tetra-O-acetyl-α-D-galactopyranosyl bromide
tetraacetylbromogalactose
EINECS 221-324-0
α-D-Galactopyranosyl bromide, tetraacetate
MFCD00063686
acetobromogalactose
ACETOBROMO-A-D-GALACTOSE
acetic acid 4,5-diacetoxy-6-acetoxymethyl-2-bromotetrahydropyran-3-yl ester
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