524 Wisconsin Academy of Sciences, Arts, and Letters. 
9. Form, of crotonic acid by action of alcoholic potash on mono- 
brombutyric ethyl ester. C. Hell & E. Lauber: Ber. 7, 560-64. 
VIII. Alpha acetyl propionic, p acetyl propionic or levulinic, brom- 
phenylpropionic, phenyl lactic, glycerinic acids. 
1. By action of sodium carbonate sol. brom levulinic acid gives ft 
acetyl acrylic acid and Beta hydroxylevulinic acid: 
H 
CH 3 C—C_CH s _COOH 
A Br 
H H 
CH,C-C=C—COOH + HBr 
I) 
H 
CH 3 C—C—CH.—COOH + HOH 
A Br ' 
H H 
CH 3 C-C-C—COOH + H Br. 
|| OH H 
2. Two homologoes of acetopropionic acid. Bischoff & Wislicenus: 
Ann 206, 313. 
3. A new synthesis of succinic acid with side formation of ft acetyl 
propionic acid. Noldecke & Wislicenus: Ann. 149, 228. 
4. A study of levulinic acid. Grote & Tollens: Ber. 11, 2177. 
5. Acid and ketone splitting of aceto acetic ester. Wislicenus: 
Ann. 188, 218. 
6. Splitting of aceto succinic ethyl ester. Conrad & Wislicenus: 
Ann. 206, 338. 
7. Synthesis of glycerinic acid by the action of silver oxide on 
monochlorlactic acid. Frank & Wislicenus: Ann. 206, 338. 
8. A study of the action of various reagents on mcnobromphenyl- 
propionic acid obtained by the action of bromine on hydrocin- 
namic acid. Glaser: Ann. 143, 343. 
9 TJber atrolactinsaure and phenylmilchsaure’. Fittig & Kast: 
Ann. 206.27. 
IX. Action of various substituting reagents on organic halogen com¬ 
pounds. 
1. Chem. dynamics of the reactions between sod. thiosulphate and 
organic halogen compounds. Slator & Colaborators: J. Ch. Soc. 
85, 1286. J. Ch. Soc.. 87, 481. J. Ch. Soc. (Feb. 1909) p. 93-103. 
2. Reaction between silver nitrate and organic halogen compounds. 
Hans Euler: Ber. 39, 2726-2734. 
3. Reactivity of the halogens in organic compounds. George 
Senter: Trans. L. Ch. Soc. 91, 460. Proc. L*. Ch. Soc. (1908) 
24-89 esp. Part III by same author J. L. Ch. Soc. Dec. 1909 
p. 1827. Reaction of bromoacetic, a bromopropionic and a 
bromobutyric acids and their sodium salts with water and 
with alkali. 
