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L-Glutamic acid 1-tert-butyl ester, 97%

Synonyms: H-Glu-OtBu (S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid · 1-(1,1-Dimethylethyl) hydrogen L-glutamate · h-glu-otbu · (S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid

CAS No.45120-30-7
FormulaC9H17NO4
Mol. weight203.24
Catalogue No.VQ-008513
Purity97%
HSN29420090

L-Glutamic acid 1-tert-butyl ester (CAS 45120-30-7) – carboxylic acid, 97%. C9H17NO4, MW 203.24. Request a quote: COA, bulk packs and worldwide export.

Pack sizesPrice on quotation · bulk available
1 g
5 g
25 g
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About L-Glutamic acid 1-tert-butyl ester, 97%

L-Glutamic acid 1-tert-butyl ester is a carboxylic acid carrying the CAS registry number 45120-30-7, specified at 97% purity. The compound has the formula C9H17NO4, corresponding to a molecular weight of 203.24 g/mol. The IUPAC name is (4S)-4-amino-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoic acid. Common synonyms include 1-(1,1-Dimethylethyl) hydrogen L-glutamate and h-glu-otbu.

It is supplied as a white powder. Key physical data: a melting point of 139-145°. Store it at 2–8 °C, in a tightly closed container. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Key uses span organic synthesis and API synthesis. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies L-Glutamic acid 1-tert-butyl ester in 1 g, 5 g and 25 g packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

  • Organic synthesis
  • API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product nameL-Glutamic acid 1-tert-butyl ester, 97%
Catalogue No.VQ-008513
CAS Number45120-30-7
IUPAC name(4S)-4-amino-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoic acid
Molecular formulaC9H17NO4
Molecular weight203.24 g/mol
Exact mass203.1158
Purity / assay97%
HSN code29420090
InChIKeyQVAQMUAKTNUNLN-LURJTMIESA-N
SMILESCC(C)(C)OC(=O)[C@H](CCC(=O)O)N
PubChem CID117505
Physical properties
Physical formPowder
AppearanceWhite powder
Melting point139-145°
LogP (XLogP3)-2.2
H-bond donors / acceptors2 / 5
TPSA89.6 Ų
Storage2–8 °C
SynonymsH-Glu-OtBu (S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid, 1-(1,1-Dimethylethyl) hydrogen L-glutamate, h-glu-otbu, (S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid, 1-tert-Butyl L-glutamate, L-Glutamic Acid tert-Butyl Ester, L-Glutamic acid alpha-tert-butyl ester, L-Glutamic acid a-tert-butyl ester, L-Glutamic acid, A-tert inverted exclamation mark currencybutyl ester, l-glutamic acid, 1-(1,1-dimethylethyl) ester, (4S)-4-azaniumyl-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoate

Safety & hazard information (GHS)

GHS07 Harmful / irritant
Harmful / irritant

Signal word: Warning

Hazard statements

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Frequently asked questions

What is the CAS number of L-Glutamic acid 1-tert-butyl ester, 97%?

The CAS Registry Number of L-Glutamic acid 1-tert-butyl ester, 97% is 45120-30-7. It is also known as H-Glu-OtBu (S)-4-Amino-5-(tert-butoxy)-5-oxopentanoic acid, 1-(1,1-Dimethylethyl) hydrogen L-glutamate, h-glu-otbu.

What is the molecular formula and molecular weight of L-Glutamic acid 1-tert-butyl ester, 97%?

L-Glutamic acid 1-tert-butyl ester, 97% has the molecular formula C9H17NO4 and a molecular weight of 203.24 g/mol. Its IUPAC name is (4S)-4-amino-5-[(2-methylpropan-2-yl)oxy]-5-oxopentanoic acid.

Which grade and pack sizes of L-Glutamic acid 1-tert-butyl ester, 97% can I order?

We supply L-Glutamic acid 1-tert-butyl ester, 97% in (97%) grade, in 1 g, 5 g, 25 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with L-Glutamic acid 1-tert-butyl ester, 97%?

Yes. Every lot of L-Glutamic acid 1-tert-butyl ester, 97% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can L-Glutamic acid 1-tert-butyl ester, 97% be shipped internationally?

Yes. L-Glutamic acid 1-tert-butyl ester, 97% is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.

How should L-Glutamic acid 1-tert-butyl ester, 97% be stored?

2–8 °C. Keep the container tightly closed and refer to the SDS for full handling guidance.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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