Acetylides
Medchemexpress LLC E -Pent-2-enal 100g
(E)-Pent-2-enal has a pungent fruity odor This compound is commonly used in the flavor and fragrance industry because of its strong aroma often described as fresh and green Furthermore (E)-Pent-2-enal can be used as an intermediate in the synthesis of various organic compounds including pharmaceuticals and agrochemicals Its unique chemical properties make it an important ingredient in many commercial products including perfumes air fresheners and cleaners
eMolecules Broadpharm / Propargyl-PEG25-acid / 50mg / 298819371 / BP-22998 / 97.000 / 1421676-62-1 / MFCD29079427 / 1185.399 / C54H104O27
Broadpharm / Propargyl-PEG25-acid / 50mg / 298819371 / BP-22998 / 97.000 / 1421676-62-1 / MFCD29079427 / 1185.399 / C54H104O27
Medchemexpress LLC Tert-butyl (5-hydroxypentyl)carbamate | 75178-90-4 | MFCD01862955 | ≥95.0% | 203.28 g/mol | C10H21NO3 | 5 G
Tert-butyl (5-hydroxypentyl)carbamate is a Boc-protected amino alcohol used as a synthetic building block and linker in organic and medicinal chemistry. The molecule combines an acid-labile Boc-protected amine with a terminal hydroxyl, allowing selective deprotection and subsequent functionalization for conjugation or further synthesis.
- Boc-protected amine removable under mild acidic conditions.
- Terminal hydroxyl enables esterification, etherification, or activation for coupling.
- Useful as a bifunctional building block for organic and medicinal chemistry.
- Molecular weight 203.28 g/mol; formula C10H21NO3.
eMolecules Propargyl-PEG10-amine | 2112737-25-2 | MFCD30730361 | 1g
Broadpharm | Propargyl-PEG10-amine | 1g | 347153785 | BP-23637 | 98.000 | 2112737-25-2 | MFCD30730361 | 495.610 | C23H45NO10
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eMolecules 3-(Pyridin-3-yl)propiolic acid | 59608-01-4 | MFCD02177466 | 1g
Ambeed | 3-(Pyridin-3-yl)propiolic acid | 1g | 588343019 | A625596 | | 59608-01-4 | MFCD02177466 | 147.133 | C8H5NO2
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eMolecules 3-Methyl-5-(trifluoromethoxy)aniline | 86256-63-5 | MFCD09025380 | 1g
Apollo Scientific | 3-Methyl-5-(trifluoromethoxy)aniline | 1g | 562453643 | PC302962 | 98.000 | 86256-63-5 | MFCD09025380 | 191.153 | C8H8F3NO
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Medchemexpress LLC Propargyl-PEG1-NHS ester | 1174157-65-3 | 99.7% | 225.20 g/mol | C10H11NO5 | 5 G
Propargyl-PEG1-NHS ester is a short PEG linker bearing a terminal propargyl (alkyne) group and an N-hydroxysuccinimide (NHS) ester for selective amine conjugation. It is used in click chemistry and bioconjugation workflows, including antibody-drug conjugate synthesis.
- Provides a short, flexible PEG spacer to reduce steric hindrance
- Contains an NHS ester for efficient amine coupling
- Has a terminal alkyne for copper-catalyzed azide-alkyne cycloaddition
- High purity suitable for research applications
- Soluble in DMSO and stable when stored at low temperatures
Sigma Aldrich Fine Chemicals Biosciences Cyclopentylacetylene 90% | Purity: 90% | Mol Wt: 94.15 | 930-51-8 | MFCD00013744 | 5G
Cyclopentylacetylene 90% | Purity: 90% | Mol Wt: 94.15 | 930-51-8 | MFCD00013744 | 5G
eMolecules 3-Methyl-5-(trifluoromethoxy)benzyl alcohol | 916420-54-7 | MFCD09025373 | 5g
Apollo Scientific | 3-Methyl-5-(trifluoromethoxy)benzyl alcohol | 5g | 562457352 | PC7192 | 97.000 | 916420-54-7 | MFCD09025373 | 206.164 | C9H9F3O2
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eMolecules 2-Methyl-4-(trifluoromethoxy)benzyl alcohol | 261951-94-4 | MFCD01631546 | 1g
Apollo Scientific | 2-Methyl-4-(trifluoromethoxy)benzyl alcohol | 1g | 562455329 | PC0420 | 97.000 | 261951-94-4 | MFCD01631546 | 206.164 | C9H9F3O2
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TARGETMOL CHEMICALS INC AZ 628 25MG
Also available in 2 mg 5 mg 10 mg 50 mg 100 mg 1 mL 10 mM (in DMSO) and bulk. Please contact Fisher for quotes. AZ628 is a new pan-Raf inhibitor for BRAF BRAFV600E and c-Raf-1 with IC50 of 105 nM 34 nM and 29 nM also inhibits VEGFR2 DDR2 Lyn Flt1 FMS etc. purity: 98%
Sigma Aldrich Fine Chemicals Biosciences Tetrahydro-2-(2-propynyloxy)-2H-pyran 98% | 6089-04-9 | MFCD00006604 | 100G
Tetrahydro-2-(2-propynyloxy)-2H-pyran 98% | Purity: 98% | Mol Wt: 140.18 | 6089-04-9 | MFCD00006604 | 100G
eMolecules AstaTech / 4-CYCLOHEXYL-BUTYNE / 0.25g / 308517917 / 59502 / 97.000 / 141345-08-6 / MFCD07369939 / 136.238 / C10H16
AstaTech / 4-CYCLOHEXYL-BUTYNE / 0.25g / 308517917 / 59502 / 97.000 / 141345-08-6 / MFCD07369939 / 136.238 / C10H16
Medchemexpress LLC Propargyl-PEG4-amine 1g | 1013921-36-2 | 1 G
Propargyl-PEG4-amine is an alkyne-functional tetraethylene glycol amine used as a linker for bioconjugation and PROTAC synthesis. It provides an alkyne handle for copper-catalyzed azide-alkyne cycloaddition and a terminal primary amine for further coupling reactions.
- Provides an alkyne handle for copper-catalyzed azide-alkyne cycloaddition (click chemistry).
- Contains a tetraethylene glycol spacer to improve solubility and flexibility.
- Offers a terminal primary amine for amide bond formation and other coupling chemistries.
- High purity suitable for synthesis and conjugation (99.7%).
- Molecular weight 231.29 g/mol; formula C11H21NO4.
Medchemexpress LLC Propargyl-PEG24-amine | 00-00-0 | MFCD30723251 | 98.0% | C51H101NO24 | 10MG
Propargyl-PEG24-amine is an alkyne-terminated polyethylene glycol (PEG24) linker bearing a primary amine. It provides a flexible, hydrophilic spacer and a terminal propargyl (alkyne) handle suitable for copper-catalyzed azide-alkyne cycloaddition (CuAAC) and other conjugation chemistries, commonly used in PROTAC synthesis and bioconjugation. Molecular formula C51H101NO24; molecular weight ~1112.34.
- Contains a terminal propargyl (alkyne) group for efficient click chemistry.
- Includes a primary amine for straightforward coupling and derivatization.
- Provides a PEG24 spacer to improve solubility and reduce steric hindrance.
- Offers a flexible, hydrophilic linker suitable for PROTAC and bioconjugation.
- Supplied with high purity for research applications.