HP- Phosphinidene

1-(tert-Butyl) 2-methyl (2R,4S)-4-hydroxypiperidine-1,2-dicarboxylate Usage : Used in pharmaceutical and research industries Solubility : Soluble in organic solvents Storage : Other, Store in a cool dry place away from moisture and light Physical Form : Other, Crystalline solid Purity : 98% Molecular Weight : 245.27 g/mol Ingredients : 1(tertButyl) 2methyl (2R4S)4hydroxypiperidine12dicarboxylate Molecular Formula : C11H19NO5 Grade : Pharmaceutical grade Shape : other, Crystalline Melting Point : 98100C EINECS No : Not listed CAS No : 166815943 Poisonous : NO Application : Other , Intermediate in chemical synthesis Appearance : Offwhite to pale yellow powder Properties : Stable under recommended storage conditions reacts with strong oxidizing agents Shelf Life : 2 years under proper storage conditions Density : 1.16 Gram per cubic centimeter(g/cm3) Structural Formula : C11H19NO5 (available in accompanying documentation or images) Smell : Odorless, Other HS Code : 29221995 Ph Level : Not available Refractive Rate : Not available

(R)-O-Acetylmandelic acid chloride Usage : Primarily in the preparation of enantiomerically pure compounds or as a key reagent in drug development Solubility : Reacts with water soluble in organic solvents (e.g. dichloromethane ether) Storage : Other, Store in a tightly sealed container under inert gas in a cool and dry place Physical Form : Liquid Purity : 98% (commonly available) Molecular Weight : 200.62 g/mol Ingredients : Pure (R)OAcetylmandelic acid chloride Molecular Formula : C9H9ClO3 Grade : Reagent grade or Pharmaceutical grade (dependent on supplier) Shape : other, Liquid (no fixed shape) Melting Point : Not specified (typically unstable at high temperatures) EINECS No : 2247530 CAS No : 4454164 Poisonous : YES Application : Used as an intermediate in organic synthesis especially in pharmaceuticals, Other Appearance : Clear to slightly yellow liquid Properties : Highly reactive; stable under recommended storage conditions but hydrolyzes upon exposure to moisture Shelf Life : 612 months under proper storage conditions Density : 1.30 Gram per cubic centimeter(g/cm3) Structural Formula : Not specified (refer to chemical structure diagram for details) Smell : Strong and pungent, Other HS Code : 29189990 (Harmonized code for derivatives of phenolic or organic acids) Ph Level : Not applicable (acid chloride compounds react vigorously with water)

1,10-Phenanthroline-5,6-dione Usage : Widely used in metalion detection chemical synthesis and as a reagent in scientific research Solubility : Slightly soluble in water; soluble in organic solvents like ethanol Storage : Other, Store in a cool dry and wellventilated place away from incompatible substances Physical Form : Solid Purity : 98% Molecular Weight : 210.19 g/mol Ingredients : 110Phenanthroline derivative Molecular Formula : C12H6N2O2 Grade : Technical grade Shape : other, Crystalline Melting Point : 234237C EINECS No : Not available CAS No : 27311088 Poisonous : Other, Yes potentially harmful Application : Other , Used in coordination chemistry analytical chemistry and as a ligand in catalysis Appearance : Yellow to orange crystalline powder Properties : Heterocyclic compound with diketone functional groups Shelf Life : Stable under recommended storage conditions Structural Formula : Not available Smell : Other, Odorless HS Code : 2933.99 Ph Level : Not available Refractive Rate : Not available

(S)-1-N-Boc-2-methylpiperazine Usage : Primarily for chemical synthesis and R&D purposes Solubility : Soluble in organic solvents such as methanol ethanol and dichloromethane Storage : Other, Store in a cool dry place away from direct sunlight and moisture Physical Form : Other, White to offwhite crystalline powder Purity : 99% Molecular Weight : 200.28 g/mol Ingredients : Single compound: (S)1NBoc2methylpiperazine Molecular Formula : C10H20N2O2 Grade : Researchgrade pharmaceutical intermediate Shape : other, Irregular crystalline powder shape Melting Point : 8286C EINECS No : Not listed / NA CAS No : 72566673 Poisonous : NO Application : Other , Used as an intermediate in pharmaceutical synthesis and organic chemistry Appearance : Crystalline powder Properties : Stable under recommended storage conditions; sensitive to moisture Shelf Life : 2 years if stored properly Density : 1.071 Gram per cubic centimeter(g/cm3) Structural Formula : Not visually represented in plain text; available in chemical databases Smell : Other, Odorless HS Code : 2933.99.9000