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170848-34-7

170848-34-7 Structure

170848-34-7 Structure
IdentificationBack Directory
[Name]

BOC-3-IODO-D-ALANINE METHYL ESTER
[CAS]

170848-34-7
[Synonyms]

BOC-D-ALA(3-I)-OME
boc-3-iodo-d-ala-ome
Boc-D-b-Iodo-Ala-OMe
Boc-β-iodo-D-Ala-OMe
(S)-Boc-b-Iodo-Ala-OMe
(S)-Boc-β-Iodo-Ala-OMe
BOC-D-BETA-IODO-ALA-OME
BOC-BETA-IODO-D-ALA-OME
Boc-3-iodo-D-Ala-OMe 99%
)amino)-3-iodopropanoate
BOC-3-IODO-D-ALANINE METHYL ESTER
N-Boc-3-Iodo-D-alanine Methyl ester
(Tert-Butoxy)Carbonyl β-Iodo-D-Ala-OMe
(S)-METHYL 2-BOC-AMINO-3-IODOPROPIONATE
BOC-3-IODO-D-ALANINE METHYL ESTER USP/EP/BP
N-(TERT-BUTOXYCARBONYL)-3-IODO-D-ALANINE METHYL ESTER
(S)-Methyl 2-((tert-butoxycarbonyl)aMino)-3-iodopropanoate
Methyl (2R)-2-[(tert-butoxycarbonyl)amino]-3-iodopropanoate
Methyl (2S)-2-[(tert-butoxycarbonyl)-amino]-3-iodopropanoate
D-Alanine, N-[(1,1-diMethylethoxy)carbonyl]-3-iodo-, Methyl ester
(S)-2-tert-ButoxycarbonylaMino-3-iodo-propionic acid Methyl ester
Boc-β-iodo-D-Ala-OMe, Boc-3-iodo-D-alanine methyl ester, N-(tert-Butoxycarbonyl)-3-iodo-D-alanine methyl ester
[Molecular Formula]

C9H16INO4
[MDL Number]

MFCD00216580
[MOL File]

170848-34-7.mol
[Molecular Weight]

329.13
Questions And AnswerBack Directory
[Synthesis]

Synthetic route of BOC-3-iodo-D-alanine methyl ester

At 0℃, triethylamine (4ml, 0.03mol, 3eq.) and di-tert-butyl dicarbonate (2.1g, 0.01mol, 1eq.) were added to a 5ml acetonitrile solution of compound i-1a (1.5g, 0.01mol, 1eq.). After reacting at room temperature for 5h, the organic phase was extracted with water and concentrated. The target compound i-1b (yield 95%) was obtained by silica gel column chromatography.

Triphenylphosphine (9.0 g, 0.03 mol, 1.5 eq.) and imidazole (2.3 g, 0.03 mol, 1.5 eq.) were dissolved in 100 ml of dry dichloromethane. Iodine (8.7 g, 0.03 mol, 2 eq.) was added to the reaction solution at 0 °C and stirred for 45 min. Compound i-1b (5 g, 0.02 mol, 1 eq.) was added in portions to the reaction solution. After stirring at room temperature for 2 h, the reaction was quenched with acetic acid (0.2 ml) and sodium thiosulfate aqueous solution. The organic phase was extracted and concentrated, and the target compound i-1c, namely BOC-3-iodo-D-alanine methyl ester (90% yield), was obtained by silica gel column chromatography.
Chemical PropertiesBack Directory
[Melting point ]

55-59 °C(lit.)
[Boiling point ]

356.5±32.0 °C(Predicted)
[density ]

1.551±0.06 g/cm3(Predicted)
[storage temp. ]

2-8°C
[form ]

Solid
[pka]

10.44±0.46(Predicted)
[color ]

White to light yellow
[Major Application]

peptide synthesis
[InChI]

InChI=1S/C9H16INO4/c1-9(2,3)15-8(13)11-6(5-10)7(12)14-4/h6H,5H2,1-4H3,(H,11,13)/t6-/m1/s1
[InChIKey]

UGZBFCCHLUWCQI-ZCFIWIBFSA-N
[SMILES]

C(OC)(=O)[C@@H](CI)NC(OC(C)(C)C)=O
Safety DataBack Directory
[Symbol(GHS) ]

Exclamation Mark (GHS07)
GHS07
[Signal word ]

Warning
[Hazard statements ]

H302
[Precautionary statements ]

P280-P305+P351+P338
[Risk Statements ]

52
[WGK Germany ]

3
[F ]

8-10
[Storage Class]

11 - Combustible Solids
Hazard InformationBack Directory
[Chemical Properties]

Light yellow to yellow powder
[Uses]

(S)-2-[(tert-Butoxycarbonyl)amino]-3-iodopropionic Acid Methyl Ester is a useful reagent for organic synthesis.
[reaction suitability]

reaction type: Boc solid-phase peptide synthesis
Spectrum DetailBack Directory
[Spectrum Detail]

BOC-3-IODO-D-ALANINE METHYL ESTER(170848-34-7)1HNMR
BOC-3-IODO-D-ALANINE METHYL ESTER(170848-34-7)IR
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