Boc-Asn

Modify Date: 2024-04-04 21:43:14

Boc-Asn Structure
Boc-Asn structure
Common Name Boc-Asn
CAS Number 142847-17-4 Molecular Weight 232.234
Density 1.3±0.1 g/cm3 Boiling Point 481.7±40.0 °C at 760 mmHg
Molecular Formula C9H16N2O5 Melting Point 179ºC
MSDS N/A Flash Point 245.1±27.3 °C

 Names

Name 4-amino-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-oxobutanoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 481.7±40.0 °C at 760 mmHg
Melting Point 179ºC
Molecular Formula C9H16N2O5
Molecular Weight 232.234
Flash Point 245.1±27.3 °C
Exact Mass 232.105927
PSA 123.20000
LogP 0.27
Vapour Pressure 0.0±2.6 mmHg at 25°C
Index of Refraction 1.497

 MSDS

Name: 4-Amino-2-[(tert-butoxycarbonyl)amino]-4-oxobutanoic acid 97% Material Safety Data Sheet
Synonym: t-Butoxycarbonyl apsargin
CAS: 142847-17-4
Section 1 - Chemical Product MSDS Name:4-Amino-2-[(tert-butoxycarbonyl)amino]-4-oxobutanoic acid 97% Material Safety Data Sheet
Synonym:t-Butoxycarbonyl apsargin

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
142847-17-4 4-Amino-2-[(tert-butoxycarbonyl)amino] 97% unlisted
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause 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.
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:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 142847-17-4: 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: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 179 - 182 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C9H16N2O5
Molecular Weight: 232

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

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 142847-17-4 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
4-Amino-2-[(tert-butoxycarbonyl)amino]-4-oxobutanoic acid - 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: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 142847-17-4: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 142847-17-4 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 142847-17-4 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Safety Phrases S24/25
HS Code 2924199090

 Customs

HS Code 2924199090
Summary 2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 Synonyms

Boc-Asn
Boc-DL-asparagine
Asparagine, N-[(1,1-dimethylethoxy)carbonyl]-
N-(tert-butoxycarbonyl)asparagine
Boc-D-asparagine
N-{[(2-Methyl-2-propanyl)oxy]carbonyl}asparagine
tert-Butoxycarbonyl-L-asparagine