REFERENCES 253 



Solvent Absorption maxima 



Carbon disulphide Benzene Hexane 



Capsorubin 541 502 467 524 489 455 502 470 471 mu 



Neocapsorubin A . . 533 495 460 517 483 451 498 466 (435) m/i 



Neocapsorubin B . . 535 497 462 518 484 453 500 467 (436) m^ 



Capsorubin dipalmitate 541.5 502.5 467 524 489 455 507 474 442 m/< 

 Neocapsorubin 



dipalmitate I ... 536 496 463 521 486 452 502 470 439 m/i 

 Neocapsorubin 



dipalmitate II . . . 533 495 460 518 484 450 499 467 437 m/i 



The optical rotations of the various transformation products in benzene are as 

 follows : 



Capsorubin \_a\ = 0° 



Neocapsorubin A \xt\ — -134° 



Neocapsorubin B [a\ = - 69° 



Capsorubin dipalmitate [a]^. = 0° 



Neocapsorubin dipalmitate I [aj^ = -75° 



Neocapsorubin dipalmitate II [a]c = -15° 



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