1-Allyl-1h-pyrrole-2-carbaldehyde 95%

Ald-ph-peg2-t-butyl Ester Usage : For laboratory and industrial use; ensure compatibility with application mediums CAS No : Not assigned; available upon specific request Ingredients : Polyethylene glycol derivative with aldehyde and ester functional groups Properties : High purity material with excellent solubility and stability Molecular Formula : C11H20O4 Storage : Other, Store in a cool dry place away from moisture and heat; preferably at temperatures below 25C Physical Form : Other, Solid or crystalline powder Application : Other , Used in pharmaceutical synthesis organic intermediates and polymer modification Molecular Weight : 216.28 g/mol Grade : Industrial and research grade Appearance : White to offwhite powder or crystalline solid Shelf Life : 24 months in original unopened packaging under appropriate storage conditions Solubility : Soluble in polar solvents such as ethanol methanol and water Smell : Odorless, Other HS Code : Not defined for this intermediate; dependent on intended use Poisonous : NO Ph Level : Neutral (approximately pH 7) Shape : other, Irregular or crystalline form depending on synthesis method Purity : 98% (HPLC verified) Density : 1.1 Gram per cubic centimeter(g/cm3) Melting Point : 5055C Structural Formula : Not provided; refer to products technical datasheet EINECS No : Not available Refractive Rate : Not available

Ald-peg5-t-butyl ester 95% Usage : Chemical synthesis for functionalizing materials CAS No : Not assigned or available Ingredients : Aldehydefunctionalized PEG Tertbutyl ester group Properties : High water solubility reduced aggregation biocompatibility Molecular Formula : C13H26O6 Storage : Store in a cool dry place away from moisture and light, Other Physical Form : Other, Liquid or viscous substance Application : Other , Pharmaceuticals PEGylation Hydrophilic Linkers Molecular Weight : 278.35 g/mol Grade : Research grade Appearance : Clear colorless to light yellow liquid Shelf Life : 2 years under proper storage conditions Solubility : Soluble in organic solvents (e.g. DCM THF) Smell : Other, Odorless HS Code : Not available Poisonous : NO Ph Level : Neutral to slightly acidic Shape : other, Amorphous or undefined shape Purity : 95% Melting Point : Not available Structural Formula : Tertbutyl ester functionalized polyethylene glycol EINECS No : Not available Refractive Rate : Not available

3-Allyl-5-ethoxy-4-hydroxybenzaldehyde 95% Usage : Used in the production of fine chemicals and pharmaceutical formulations CAS No : 123456789 Ingredients : 3Allyl5ethoxy4hydroxybenzaldehyde Properties : Aromatic aldehyde possesses reactive functional groups Molecular Formula : C12H14O3 Storage : Store in a cool dry place away from direct sunlight, Other Physical Form : Other, Solid (Crystalline powder) Application : Intermediate for pharmaceuticals organic synthesis, Other Molecular Weight : 206.24 g/mol Grade : Industrial grade Appearance : White to yellow crystalline powder Shelf Life : 2 years if stored properly Solubility : Slightly soluble in water soluble in organic solvents Smell : Other, Mild aromatic odor HS Code : 29122900 Poisonous : NO Ph Level : Neutral (~7) Shape : other, Crystalline Purity : 95% Density : 1.12 Gram per cubic centimeter(g/cm3) Melting Point : 7275C Structural Formula : Refer to chemical diagram (C12H14O3 structure)

3-Allyl-4-ethoxybenzaldehyde 95% Usage : As a fragrance additive in perfumes; used in manufacturing flavors and fragrances CAS No : 21036913 Ingredients : 3Allyl4ethoxybenzaldehyde Properties : High purity characteristic odor stable under proper storage Molecular Formula : C12H14O2 Storage : Other, Store in a cool dry place away from heat and light Physical Form : Liquid Application : Other , Used in fragrance formulation flavor synthesis and chemical intermediates Molecular Weight : 190.24 g/mol Grade : Industrial and fragrance grade Appearance : Clear to pale yellow liquid Shelf Life : 2 years under recommended storage conditions Solubility : Insoluble in water; soluble in organic solvents Smell : Other, Pleasant characteristic odor HS Code : 2912.39 Poisonous : NO Ph Level : Neutral to slightly acidic Shape : Liquid form, other Purity : 95% Density : 1.05 Gram per cubic centimeter(g/cm3) EINECS No : 2443090 Refractive Rate : 1.5320