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  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :74879-18-8 Product name: (S)-(+)-2-MethylpiperazineMolecular formula: C5H12N2Molecular weight: 100.16CAS No.: 74879-18-8Physicochemical property: Melting point: 86-91ºCBoiling Point: 155-156ºCFlash point: 65ºCSpecific rotation: 13.5º(C=1, TOLUENE)Water-solubility: SolublePurity: >99.0%(T)Usage: Chiral groups are widely used in the synthesis of chiral drugs. The earliest state a class of drugs used in…

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :19777-67-4 Product name: (R)-(+)-1,2-Diaminopropane dihydrochlorideAlias: (R)-(+)-1,2-Propylenediamine dihydrochlorideMolecular formula: C3H10N2.2(HCl)Molecular weight: 147.05CAS No.: 19777-67-4Physicochemical property: Melting point: 241-244ºCSpecific rotation: 4º(C=20 IN H2O)Purity: >98.0%(GC)   CAS Registry Number: 19777-67-4   Synonyms: ;(R)-(+)-Propylenediamine dihydrochloride;(R)-1,2-Diaminopropane dihydrochloride;(2R)-propane-1,2-diamine;1-aminopropan-1-aminium chloride;(R)-(+)-1,2-Diaminopropane dihydrochloride;(R)-(+)-1,2-Diaminopropane Dihydrochloride;   Molecular Formula: C3H11ClN2   Molecular Weight: 110.5858   Molecular Structure:   Hazard Symbols:…

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :15250-41-6 Product name: (+)-1,2-Diaminopropanetetraacetic acidAlias: (S)-(+)-1,2-Diaminopropane-N,N,N’,N’-tetraacetic acidMolecular formula: C11H18N2O8Molecular weight: 306.27CAS No.: 15250-41-6Density: 1.505g/cm3Boiling Point: 604.9°C at 760 mmHgFlash point: 319.6°CPurity: 98%   CAS Registry Number: 15250-41-6   Synonyms: ;(S)-(+)-1,2-Diaminopropane-N,N,N’,N’-tetraacetic acid;2,2′,2”,2”’-[(2S)-propane-1,2-diyldinitrilo]tetraacetic acid;   Molecular Formula: C11H18N2O8   Molecular Weight: 306.2692   Molecular Structure:

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :35132-20-8 Product name: (1R,2R)-(+)-1,2-DiphenylethylenediamineAlias: (1R,2R)-(+)-1,2-Diphenyl-1,2-ethanediamine; (1R,2R)-(+)-1,2-Diamino-1,2-diphenylethaneMolecular formula: C14H16N2Molecular weight: 212.29CAS No.: 35132-20-8Physicochemical property: Melting point: 81-84ºCBoiling Point: 353.9°C at 760 mmHgFlash point: 199.9°CSpecific rotation: 104º(C=1.1, MEOH 25ºC)Purity: 95% HPLCUsage: Is important to have a C2-symmetry axis of the chiral reagent. Has been widely…

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :29841-69-8 Product name: (1S,2S)-(-)-1,2-Diphenyl-1,2-ethanediamineMolecular formula: C14H16N2Molecular weight: 212.29CAS No.: 29841-69-8Physicochemical property: Melting point: 81-84ºCDensity: 1.106g/cm3Refractive index: -103°(C=1, EtOH)Storage conditions: 2-8°CSpecific rotation: -104º(C=1.1, MEOH 25ºC)Purity: 99%Usage: Widely used in asymmetric synthesis and optical resolution, such as the asymmetric hydroxylation of olefins, asymmetric aldol condensation…

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :23190-16-1 Product name: (1R,2S)-2-Amino-1,2-diphenylethanolMolecular formula: C14H15NOMolecular weight: 213.28CAS No.: 23190-16-1Physicochemical property: Melting point: 142-144ºCSpecific rotation: -7º(C=0.6, ETOH)Purity: 98% HPLC   CAS Registry Number: 23190-16-1   Synonyms: ;(1R,2S)-2-AMINO-1,2-diphenylethanol;(1R,2S)-(-)-amino-1,2,-diphenylethanol;(1R,2S)-(-)-2-Amino-1,2-dipenylethanol;(1R,2S)-(-)-1,2-DIPHENYLHYDROXYETHYLAMINE;   Molecular Formula: C14H15NO   Molecular Weight: 213.275   Molecular Structure:   Hazard Symbols:  Xi:Irritant;   Risk Codes: R36/37/38:;   Safety Description: S26:;S36:;

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :23364-44-5 Product name: (1S,2R)-2-Amino-1,2-diphenylethanolMolecular formula: C14H15NOMolecular weight: 213.28CAS No.: 23364-44-5Physicochemical property: Melting point: 142-144ºCSpecific rotation: 7º(C=0.6, ETOH)Purity: 98% HPLC   CAS Registry Number: 23364-44-5   Synonyms: ;(1S,2R)-2-amino-1,2-diphenylethanol;1S,2R)-(+)-2-AMINO-1,2-DIPHENYLETHANOL;(1S,2R)-(+)-DIPHENYL-2-AMINOETHANOL;BENZENEETHANOL, B-AMINO-A-PHENYL-, (AS,BR)-;2-amino-1,1-diphenylethanol;(1R,2S)-2-hydroxy-1,2-diphenylethanaminium;(1S,2R)-(-)-2-amino-1,2-diphenylethanol;   Molecular Formula: C14H16NO   Molecular Weight: 214.2824   Molecular Structure:   Hazard Symbols:  Xi:Irritant;   Risk Codes: R36/37/38:;   Safety Description:…

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :28679-16-5 Product name: Trimethylhexamethylene DiisocyanateMolecular formula: C11H18N2O2Molecular weight: 210.27CAS No.: 28679-16-5Physicochemical property:Boiling Point: 149°CDensity: 1.02 g/cm3Purity: 97.0%(GC)   CAS Registry Number: 28679-16-5   Synonyms: ;Trimethylhexamethylene diisocyanate (2,2,4- and 2,4,4- mixtures);1,6-diisocyanato-5,6-dimethylheptane;1,6-diisocyanato-2,2,4-trimethylhexane-1,6-diisocyanato-2,4,4-trimethylhexane (1:1);Trimethylhexamethylene diisocyanate;   Molecular Formula: C22H36N4O4   Molecular Weight: 420.5456   Molecular Structure:

  Post Date: Sep 18,2021   Expiry Date: Sep 18,2022   Detailed Description: Cas No. :25854-16-4 Product name: 1,2-Bis(isocyanatomethyl)benzeneAlias: o-Xylylene diisocyanateMolecular formula: C10H8N2O2Molecular weight: 188.18CAS No.: 25854-16-4EINECS No.: 247-299-6   CAS Registry Number: 25854-16-4   Synonyms: ;XDI;Bis(isocyanatomethyl)benzene;1,2-bis(isocyanatomethyl)benzene;   Molecular Formula: C10H8N2O2   Molecular Weight: 188.18   Molecular Structure: