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2,5-Pyridinedicarboxylicacid Formamidine disulfide dihydrochloride 5-Aminolevulinic Acid Hydrochloride（5-ALA）Pyridoxine Dipalmitate Pyridoxine Tripalmitate Diatrizoic Aid Natrii Diatrizoas Vitamin D2 3-Amino-1-Adamantanol 2-Mercapto Benzimidazole-5-Sodium Sulfoacid Dihydrate 3,5-Dinitrobenzoic Acid 3,5-Dinitrobenzoyl Chloride 3,5-Diaminobenzoic Acid 1,4-Benzoquinone Dioxime 2-(4-Chlorobenzoyl)benzoic acid 2-Chloro-5-nitrobenzoyl chloride 2-Methyl-6-nitroaniline 2-(4-Chloro-3-nitrobenzoyl) Benzoic Acid 2-Chloro-3,5-dinitrobenzoic Acid 2-Carboxyl-3-ethyl Nitrobenzoate 3-Nitrophthalic Acid（3-NPA）3-Nitrophthalic Anhydride 3-Nitrophthalimide 3-Nitrophthalonitrile 3-Nitrophthalamide 3,5-Dinitro-2-Methylbenzoic Acid 3,5-Dinitrobenzamide 3-Nitro-1,2-benzenedicarboxylicacid1-methylester 4-Methyl-3-Nitrobenzoic Acid 4-Chloro-3,5-Dinitrobenzoic Acid 4-Methyl-3,5-dinitrobenzoic acid 4-Nitrophthalimide 4-Nitrophthalonitrile 4-Nitrophthalic Anhydride 4-Nitro-N-methylphthalimide p-Quinone Monoxime Avocado Soybean Unsaponifiables Pentadecafluorooctanoic acid Poly Acrylamide Croscarmellose Sodium 2-(3-Amino-4-chlorobenzoyl)benzoic acid 2-Aminobenzoic-3-methyl acid Dimethyl Aminoterephthalate 2-Methyl-4-nitroaniline Dimethyl nitroterephthalate 3，4-Pyridinedicarboxylicacid Methyl 3,5-Dinitrobenzoate 4-Methyl-3,5-dinitrobenzoic acid 3,5-Dinitrobenzonitrile 3-Amino-2,4,6-triiodobenzoic acid 3-Amino-4-methylbenzoic acid Methyl 3-amino-4-methylbenzoate 3-Aminophthalimide 3-Methyl-2-nitrobenzoic Acid Methyl 3-methyl-2-nitrobenzoate 4-Methyl-3-Nitrobenzoic acid 4-Methyl-3-nitrobenzoate 3-Nitropropiophenone 3-Nitrophthalic anhydride 4,6-Dinitro-o-cresol 98%4,6-Dinitro-o-cresol 99%4,6-Dinitro-o-cresol 4-Aminophthalimide 4-Chloro-3-nitrobenzoyl chloride 4-Nitrophthalic anhydride 4-Nitrophthalic acid（4-NPA）4-Nitrophthalimide 5,5’-Dithiobis(1-phenyl-1H-tetrazole)5-Amino-2,4,6-triiodoisophthalic acid 5-Amino-2,4,6-triiodoisophthaloyl dichloride 5-Amino-N-(2-hydroxyethyl)-2,4,6-triiodoisophthalamic acid 5-Amino-iso-phthalic acid Monomethyl 5-Aminoisophthalate Dimethyl 5-aminoisophthalate 5-Sulfoisophthalic Acid 5-Nitroisophthalic acid Mono-Methyl 5-nitroisophthalate Dimethyl -5-nitroisophthalate 5-Bromo-iso-phthalic acid 4-Nitro-N-butylphthalimide 4-Amino-N-methylphthalimide 4-Nitro-N-methylphthalimide 4-Nitrosophenol 3-Aminophthalic hydrazide [Hydroxy(phenylmercuriooxy)boranyl]oxy-phenylmercury D-Saccharic acid , monopotassium Ethlenethiourea Arbidol HCl Paliperidone Amisulpride Methyl -4-amino-5-(ethylsulfonyl)-2-methoxybenzoat 4-Amino-5-ethylsulfonyl-2-methoxybenzoic acid 3-Ethynylaniline 3-Ethynylaniline hydrochloride Indacaterol and its intermediate Cetilistat and its intermediate Ethyl 6-bromo-5-hydroxy-1-methyl-2-(phenylsulfanylmethyl)indole-3-carboxylate Flibanserin Mecarbinate Avanafil Pyrimidin-2-ylmethanamine hydrochloride 4-Amino-5-ethylsulfanyl-2-methoxybenzoic acid 2,4-Butoxy-benzaldehyde 4-Hexyloxy-Dihydroxy benzaldehyde 2,5-Pyridinedicarboxylicacid,2,5-dimethylester 3-nitro-2-Carboxyl methyl benzoate p-Hydroxyphenylacetic acid p-Hydroxyphenylacetamide 4-(2,3-Epoxypropoxy)phenylacetamide

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Vitamin D2

Vitamin D₂

（Synonyms：Ergocalciferolum; Irradiated ergosterol; Ercalciol; 'Ergosterol irradiated'; Calciferol; Viosterol）

CAS Rn：50-14-6

Molecular Formula：C₂₈H₄₄O

Molecular Weight：396.65

Molecular Graph：

Specifications

Appearance：Colorless needle crystals or white crystalline powder

Assay (HPLC) ：≥98%

Melting Point ：114～118°C

[α]20/D, c = 4% in EtOH +105 ± 2°

Usage：Vitamin medicine. Mainly promote the absorption and calcium inside the bone of the calcium inside the bowel deposite, used for preventing and cure the rickets disease and bone substance to soften a disease.

Package：Inner package: Net 0.1 kgs, Sealed in aluminium-foil bag in vacuum;

Outer package: 0.5 kgs/net in aluminium tin.

Transportation Caution:

6.1 Class Toxic; Packing group：Ⅱ; UN：2811

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