Vitamin(s) L

Literature References: Factors presumably necessary for lactation. Vitamin L1: See o-Aminobenzoic Acid. Vitamin L2 was shown to be 7-[tetrahydro-3,4-dihydroxy-5-(methylmercaptomethyl)-2-furyl]adenine: Nakahara et al., Sci. Papers Inst. Phys. Chem. Res. Jpn. 40, 433 (1943), C.A. 41, 6317c (1947). Manuf: Sato et al., JP 62 7244 (1962), C.A. 59, 1746f (1963); JP 69 16015 (1969), C.A. 77, 102146j (1972).