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Protected Amino Acids (Fmoc, Boc, Cbz)

Boc-d-leucine, 99%

BiochemistryAvailable on request

Buy Boc-d-leucine, 99% (CAS 16937-99-8) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-002174.

Pack sizes
Boc-d-leucine, 99% chemical structure
CAS number16937-99-8
FormulaC11H21NO4
Molar mass231.29 g/mol
Physical formSolid
HS code29379020
Purity99%
InChIKeyMDXGYYOJGPFFJL-MRVPVSSYSA-N
IUPAC name(2R)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid

About Boc-d-leucine, 99%

Researchers and plant chemists source Boc-d-leucine, 99% from Zemixal for routine and specialised work. Identity at a glance (Biochemistry): CAS 16937-99-8, formula C11H21NO4 and molar mass 231.29 g/mol. Typical appearance is solid.

Where it is used

  • Solid-phase peptide synthesis (SPPS)
  • Peptide drug discovery
  • Medicinal chemistry

Storage and safety notes

Literature values: melting point 80-84°. Hazard communication follows GHS (Warning: H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 5 g, 25 g, 100 g and 1 kg, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Typical uses

  • Solid-phase peptide synthesis (SPPS)
  • Peptide drug discovery
  • Medicinal chemistry

Applications

Specifications and identifiers

Specifications of Boc-d-leucine, 99%
Product nameBoc-d-leucine, 99%
Catalogue numberZX-002174
CAS number16937-99-8
IUPAC name(2R)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid
Molecular formulaC11H21NO4
Molar mass231.29 g/mol
Exact mass231.1471
GradeBiochemistry
Purity / assay99%
Physical formSolid
AppearanceSolid
Melting point80-84°
XLogP32.2
H-bond donors / acceptors2 / 4
Topological polar surface area75.6 Ų
HS code29379020
InChIKeyMDXGYYOJGPFFJL-MRVPVSSYSA-N
SMILESCC(C)C[C@H](C(=O)O)NC(=O)OC(C)(C)C
PubChem CID637604
SynonymsBoc-D-Leu-OH, (2R)-2-{[(Tert-Butoxy)Carbonyl]Amino}-4-Methylpentanoic Acid, tert-Butoxycarbonyl-D-leucine, (2R)-2-(((tert-butoxy)carbonyl)amino)-4-methylpentanoic acid, N-Boc-D-leucine, BOC-D-Leucine monohydrate, N-(tert-Butoxycarbonyl)-D-leucine, (tert-Butoxycarbonyl)-D-leucine, (2R)-2-(tert-Butoxycarbonylamino)-4-methyl-pentanoic acid, (R)-2-(tert-butoxycarbonylamino)-4-methylpentanoic acid, (R)-2-((tert-Butoxycarbonyl)amino)-4-methylpentanoic acid, (2R)-2-[(tert-butoxy)carbonylamino]-4-methylpentanoic acid

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • 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 summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Boc-d-leucine, 99%
5 gQuoted on request
25 gQuoted on request
100 gQuoted on request
1 kgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Boc-d-leucine, 99%

Which CAS number identifies Boc-d-leucine, 99%?
Boc-d-leucine, 99% is registered under CAS 16937-99-8. You may also see it listed as Boc-D-Leu-OH, (2R)-2-{[(Tert-Butoxy)Carbonyl]Amino}-4-Methylpentanoic Acid, tert-Butoxycarbonyl-D-leucine. Our catalogue number for this item is ZX-002174.
What are the formula and molar mass of Boc-d-leucine, 99%?
For Boc-d-leucine, 99%, its formula is C11H21NO4 and its molar mass is 231.29 g/mol. The systematic (IUPAC) name is (2R)-4-methyl-2-[(2-methylpropan-2-yl)oxycarbonylamino]pentanoic acid. InChIKey MDXGYYOJGPFFJL-MRVPVSSYSA-N lets you match it in any structure database.
What grade and pack sizes are available for Boc-d-leucine, 99%?
This listing is Biochemistry grade with 99% purity. Standard packs are 5 g, 25 g, 100 g, 1 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Boc-d-leucine, 99%?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Boc-d-leucine, 99% to my country?
Yes. Because Boc-d-leucine, 99% is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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