204 



VITAMIN D GROUP 



TABLE VIII 

 Vitamin D Esters 



Ester, reference 



Calciferyl (Vitamin Dj) ace- 



tate^'o 

 Calciferyl allophanate"^ 

 Calciferyl anisate^^* 

 Calciferyl benzoate^^" 

 Monocalciferyl esters of n-bu- 



tane-1 ,2,3, 4-tetracarbox- 



ylic acid (unseparated iso- 



mers)26o 

 Calciferyl chaulmoograte^'" 

 Calciferyl 2-chloro-3,5-dini- 



trobenzoate^'^ 

 Calciferyl 3,5-dinitrobenzo- 



297o 



3,5-dinitrobenzo- 



3,5-dinitrobenzo- 



ate^"' 

 Calciferyl 



ate^" 

 Calciferyl 



ate^" 

 Calciferyl 3,5-dinitro-4-meth- 



ylbenzoate^" 

 Calciferyl /S-naphthoate^"* 

 Calciferyl 4-nitrobenzoate"^ 

 Calciferyl 3-nitro-4-methyl- 



benzoate^" 

 Calciferyl oleate^'" 

 Calciferyl phenylurethane"^ 

 Calciferyl propionates^" 

 Vitamin D3 anisate"' 

 Vitamin D3 3,5-dinitroben- 



zoate (dimorphous) 

 From benzene-methanoP" 

 From ether 2" 

 Leaflets^ie 

 Needles'i^ 

 Vitamin D3 3,5-dinitro-4- 



methylbenzoate^" 

 Vitamin D3 4-nitrobenzoate2" 

 Vitamin D4 3,5-dinitrobenzo- 



ate'2i 

 Vitamin Dm 3,5-dinitrobenzo- 



ate"3 



Melting point, °C. 



86 



19^195 



99.5-101 



92 



90-100 decomp. 



53 

 132 



147-149 



146-147 



116-117 



132 



94.5-95 



119-120 



Liquid 

 122 



77 

 114 



132 

 141 

 142 

 150 

 128-129 



125-126 

 127-128 



128-128.5 



Specific rotation 



[a]579o = +38° acetone 



[a]l° = +50.4° chloroform 

 [aln = +120° chloroform 

 [«]579o = +100°acetone 



[a]579o = +52° chloroform 

 [«]d = +60° acetone 



[«]546i ~ +69° benzene 



[a]^ = +91.5° chloroform 



[ajo" = +86.5° acetone 



[a]l° = +95.8° chloroform 



[a]o° = +150° chloroform 

 [af° = +105.2° chloroform 

 [af^ = +106.8° chloroform 



[q;]579o = +18.7° chloroform 

 [ajo' = +49.2° chloroform 

 [a]679o = +37.6° acetone 

 [ajn = +127° chloroform 



[af° = +97.9° chloroform 



[a]o = +97° chloroform 



[a]l° = +106.6° chloroform 



[a]f = +114.6° chloroform 

 [«]d = +93.2° acetone 



[a]o = +92° chloroform 



