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Organolithium

Organolithium compounds possess direct bonds between carbon and lithium atoms. Organolithium reagents are strongly basic, highly reactive nucleophiles used to transfer organic groups or lithium atoms to substrates during organic synthesis reactions.
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Keyword Search:
241 – 255 of 398 results
241

Medchemexpress LLC MEDCHEMEXPRESS LLC
SDP

5000757378 METHYL 3-TERT-BUTO 50G

ENCOMPASS_PREFERRED
242

Medchemexpress LLC N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine | 181951-92-8 | MFCD07781259 | ≥98.0% | 517.57 | C30H31NO7 | 250 MG
SDP

N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine is an Fmoc-protected derivative of L-phenylalanine used as a building block in peptide synthesis and related peptide chemistry applications. It features an N-Fmoc protecting group on the amine and a tert-butoxycarbonylmethoxy protecting group at the 4-position of the phenyl ring, supplied as a solid powder with reported high purity for synthetic use.

  • Fmoc-protected amino acid for solid-phase peptide synthesis.
  • Tert-butoxycarbonylmethoxy group at the 4-position provides orthogonal protection.
  • Molecular formula: C30H31NO7.
  • Molecular weight approximately 517.6 daltons.
  • Purity by NMR: ≥98.0%.
  • Solid powder form; store at -20°C for long-term stability.

ENCOMPASS_PREFERRED
243

Medchemexpress LLC N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine | 181951-92-8 | >=98.0% | 517.57 | C30H31NO7 | 5 G
SDP

N-Fmoc-4-(tert-butoxycarbonylmethoxy)-L-phenylalanine is an Fmoc-protected phenylalanine derivative used as a building block in peptide synthesis and related organic chemistry applications.

  • Purity ≥98.0% (NMR).
  • Molecular weight 517.57 g/mol.
  • Molecular formula C30H31NO7.
  • Appearance: powder.
  • Storage: powder -20°C for up to 3 years or 4°C for up to 2 years; in solvent -80°C for up to 6 months or -20°C for up to 1 month.
  • CAS number 181951-92-8.

ENCOMPASS_PREFERRED
244

eMolecules​ 1314538-55-0 | Potassium (((tert-butoxycarbonyl)amino)methyl)trifluoroborate | Synthonix | MFCD19686142 | 237.070 | C6H12BF3KNO2 | 95.000 | [K+].CC(C)(C)OC(=O)NC[B-](F)(F)F | 250mg | 649428402

Potassium (((tert-butoxycarbonyl)amino)methyl)trifluoroborate | Synthonix | 1314538-55-0 | MFCD19686142 | 237.070 | C6H12BF3KNO2 | 95.000 | [K+].CC(C)(C)OC(=O)NC[B-](F)(F)F | 250mg | 649428402

ENCOMPASS_PREFERRED
245

Medchemexpress LLC S -2- 2- tert-Buto 250mg
SDP

(S)-2-(2-((tert-Butoxycarbonyl)amino)-3-(1-trityl-1H-imidazol-4-yl)propanamido)-2-methylpropanoic acid (Boc-his(trt)-aib-ohol) is a drug intermediate for synthesis of various active compounds

ENCOMPASS_PREFERRED
246

Aobchem AOBCHEM

5001010630 1-BROMO-2 5-DICHLORO-3-ISOPROP

ENCOMPASS_PREFERRED
247

Ambeed AMBEED

5000949245 S-2-N-FMOC-3-2-TERT-BUTO 100MG

ENCOMPASS_PREFERRED
248

Aobchem 1-Bromo-2 5-dichloro-3-isopropoxybenzene | 97% | CAS 2901082-25-3 | C9H9BrCl2O | 10g

1-Bromo-2 5-dichloro-3-isopropoxybenzene | 97% | CAS 2901082-25-3 | C9H9BrCl2O | 10g

ENCOMPASS_PREFERRED
249

Medchemexpress LLC MEDCHEMEXPRESS LLC
SDP

5000758403 METHYL 3-TERT-BUTO 10G

ENCOMPASS_PREFERRED
250

Aobchem 1 2-Dibromo-5-chloro-3-isopropoxybenzene | 97% | CAS 2901082-31-1 | C9H9Br2ClO | 500mg

1 2-Dibromo-5-chloro-3-isopropoxybenzene | 97% | CAS 2901082-31-1 | C9H9Br2ClO | 500mg

ENCOMPASS_PREFERRED
251

Aobchem 1-(4-Chloro-2-fluoro-3-isopropoxyphenyl)-2 2 2-trifluoroethanone | 95% | C11H9ClF4O2 | 250mg

1-(4-Chloro-2-fluoro-3-isopropoxyphenyl)-2 2 2-trifluoroethanone | 95% | C11H9ClF4O2 | 250mg

ENCOMPASS_PREFERRED
252

Aobchem 2-Bromo-1 5-dichloro-3-isopropylbenzene | 97% | CAS 2306361-93-1 | C9H9BrCl2 | 5g

2-Bromo-1 5-dichloro-3-isopropylbenzene | 97% | CAS 2306361-93-1 | C9H9BrCl2 | 5g

ENCOMPASS_PREFERRED
253

Medchemexpress LLC TRANS-3-TERT-BUTOX 10G
SDP

TRANS-3-TERT-BUTOX 10G

ENCOMPASS_PREFERRED
254

Aobchem 1-Bromo-3 5-dichloro-2-isopropoxybenzene | ≥95% | CAS 1010390-52-9 | C9H9BrCl2O | 10g

1-Bromo-3 5-dichloro-2-isopropoxybenzene | ≥95% | CAS 1010390-52-9 | C9H9BrCl2O | 10g

ENCOMPASS_PREFERRED
255

Aobchem 1-Bromo-3 4-difluoro-2-isopropoxybenzene | ≥97% | CAS 1242070-97-8 | C9H9BrF2O | 10g

1-Bromo-3 4-difluoro-2-isopropoxybenzene | ≥97% | CAS 1242070-97-8 | C9H9BrF2O | 10g

ENCOMPASS_PREFERRED