EVANS THIO-GLYCOLIC ACID - C&EN Global Enterprise (ACS

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Here are a few of the reactions of this versatile, bifunctional compound...

EVANS THIO* GLYCOLIC ACID

W A L L STREET

Top chemical stocks begin August with slight dip C&EN INDEX OF STOCK PRICES 1190

Il80 Aug. 7, 1970 170

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21 OTHERS WITH METAL SALTS: HSCH2COOM MSCH2COOM MSCH2COOH

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WITH ALDEHYDES: 2 HSCH2COOH-f-R - C = 0 ^ R - C - SCH2COOH I -fH 2 0 SCH2COOH WITH KETONES:

2 HSCH2C00H + ^ C = O > ^ C - I C H S S H

Uoo,l 1 1 1M I N I M I I 11,1 1 I I 1 1 1 1.1 1 1 1M I N I M JULY ' AUG. SEPT. ' OCT.

NOV. '

DEC. JAN.

WITH ORGANIC HALIDES: NaSCH2COONa-f RCI-> RSCHjCOONa-hNaCI

I WITH OLEFINS: ' HSCH2COOH-f-RCH=:CH2-> RCH2CH2SCH2COOH

DATA SHEETS AND SAMPLES AVAILABLE ON REQUEST

EVANS CHemencs, irvc. 90 Tokeneke Road Darien, Connecticut 06820 Phone: 203-655-8741 Cable: EVANSCHEM

TWX: 710-468-2148 22 C&EN AUG. 17, 1970

FEB. MARCH1 APRIL

1 lUfrfrU\ M A Y * ^ JUNE

I,I 1

JULY ' AUG.

1970

although oil and rubber stocks continue to climb C&EN Indexes

I

'

Big 7 chemicals Other 21 chemicals Drugs Petroleum Rubber

Year ago

Month ago

Latest week

161.1 279.9 730.8 362.7 452.3

143.0 203.3 646.9 259.6 359.1

147.0 216.5 587.2 291.8 375.5

326.0 Standard & Poor's 425 Industrials 411.6 13.2 Price/earnings ratio, chemicals 15.4 Dividend yield, chemicals 4.19% 4

338.5 13.6 4.55%

Companies that make up the C&EN Index of Stock Prices categories are: • Big 7-Allied Chemical, American Cyanamid, Celanese, Dow, Du Pont, Monsanto, and Union Carbide. • 21 Others-Air Products, Air Reduction, Atlas, Cabot, Chemetron. Commercial Solvents, Diamond Shamrock, Ethyl, GAF, Grace, Hercules, Inmont, Mallinckrodt, Nalco, National Starch, Pennwalt, Reichhold, Rohm and Haas, Stauffer, Sun Chemical, and Witco. • Drugs-Abbott Laboratories, American Home Products, Merck, Parke-Davis, Pfizer, Richardson-Merrell, Schering, Smith Kline & French, Sterling, and Upjohn. . Petroleum-Atlantic Richfield, Continental Oil, Gulf Oil, Mobil Oil, Phillips, Shell Oil, Standard Oil (Calif.), Standard Oil (Ind.), Standard Oil (N.J.), Sun Oil, Texaco, and Union Oil of California. • RubberFirestone, General Tire, Goodrich, Goodyear, and Uniroyal.