(R)-3-(tert-Butoxycarbonylamino)butanoic acid

Modify Date: 2024-01-02 17:30:53

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure
(R)-3-(tert-Butoxycarbonylamino)butanoic acid structure
Common Name (R)-3-(tert-Butoxycarbonylamino)butanoic acid
CAS Number 159991-23-8 Molecular Weight 203.236
Density 1.101±0.06 g/cm3 Boiling Point 339.5±25.0 °C at 760 mmHg
Molecular Formula C9H17NO4 Melting Point 104-107 ºC
MSDS USA Flash Point 159.1±23.2 °C

 Names

Name (R)-3-((tert-Butoxycarbonyl)amino)butanoic acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.101±0.06 g/cm3
Boiling Point 339.5±25.0 °C at 760 mmHg
Melting Point 104-107 ºC
Molecular Formula C9H17NO4
Molecular Weight 203.236
Flash Point 159.1±23.2 °C
Exact Mass 203.115753
PSA 75.63000
LogP 1.27
Vapour Pressure 0.0±1.6 mmHg at 25°C
Index of Refraction 1.461
Storage condition Store at 0-5°C
Water Solubility Sparingly soluble (10 g/L) (25 ºC)

 MSDS

Material Safety Data Sheet

Section1. Identification of the substance
Product Name: (R)-N-Boc-3-aminobutyric acid
Synonyms:Boc-D-beta-homoalanine

Section2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

Section3. Composition/information on ingredients.
Ingredient name:(R)-N-Boc-3-aminobutyric acid
CAS number:159991-23-8

Section4. First aid measures
Skin contact:Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact:Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation:Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion:Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

Section5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

Section6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution:Wear approved mask/respirator
Hand precaution:Wear suitable gloves/gauntlets
Skin protection:Wear suitable protective clothing
Eye protection:Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

Section7. Handling and storage
Handling:This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Storage:Store in closed vessels, refrigerated.

Section8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

Section9. Physical and chemical properties
Appearance:Not specified
Boiling point:No data
Melting point:No data
Flash point:No data
Density:No data
Molecular formula: C9H17NO4
Molecular weight: 203.2

Section10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides.

Section11. Toxicological information
No data.

Section12. Ecological information
No data.

Section13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

Section14. Transportation information
Non-harzardous for air and ground transportation.

Section15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Hazard Codes T
Risk Phrases 25
Safety Phrases 45
HS Code 2924199090

 Synthetic Route

~88%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: G. D. Searle and Co. Patent: US5968942 A1, 1999 ; US 5968942 A

~92%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: BRISTOL-MYERS SQUIBB COMPANY; SUN, Chongqing; EWING, William R.; BOLTON, Scott A.; GU, Zhengxiang; HUANG, Yanting; MURUGESAN, Natesan; ZHU, Yeheng Patent: WO2012/125622 A1, 2012 ; Location in patent: Page/Page column 135-136 ; WO 2012/125622 A1

~97%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: Fisher, Liesl G.; Sher, Philip M.; Skwish, Stephen; Michel, Inge M.; Seiler, Steven M.; Dickinson, Kenneth E. J. Bioorganic and Medicinal Chemistry Letters, 1996 , vol. 6, # 19 p. 2253 - 2258

~%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 17, # 5 p. 1274 - 1279

~82%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: Seebach, Dieter; Ciceri, Paola E.; Overhand, Mark; Jaun, Bernhard; Rigo, Dario; Oberer, Lukas; Hommel, Ulrich; Amstutz, Rene; Widmer, Hans Helvetica Chimica Acta, 1996 , vol. 79, # 8 p. 2043 - 2066

~%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: Journal of Peptide Science, , vol. 18, # 9 p. 556 - 559

~%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: Bioorganic and Medicinal Chemistry Letters, , vol. 17, # 5 p. 1274 - 1279

~%

(R)-3-(tert-Butoxycarbonylamino)butanoic acid Structure

(R)-3-(tert-But...

CAS#:159991-23-8

Literature: Journal of Peptide Science, , vol. 18, # 9 p. 556 - 559

 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

AmbotzBAA6090
Butanoic acid, 3-[[(1,1-dimethylethoxy)carbonyl]amino]-, (3R)-
Butanoic acid, 3-[[(1,1-dimethylethoxy)carbonyl]amino]-, (3S)-
(3S)-3-({[(2-Methyl-2-propanyl)oxy]carbonyl}amino)butanoic acid
(r)-boc-b2-homoalanine
MFCD00270343
(r)-boc-b2-hoala-oh
(3S)-3-[(tert-Butoxycarbonyl)amino]butanoic acid
(R)-3-(tert-Butoxycarbonylamino)butanoic acid
(r)-n-boc-3-aminobutyric acid
boc-d-ala-(c*ch2)oh
(R)-3-(Boc-amino)butyric acid
(3R)-3-[(tert-Butoxycarbonyl)amino]butanoic acid
(3R)-3-({[(2-Methyl-2-propanyl)oxy]carbonyl}amino)butanoic acid
3-(Boc-amino)butanoic Acid
boc-d-3-aminobutyric acid
Boc-D-β-homoalanine
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