
acid, sulfuric acid, perchloric acid, benzeneR12 M (wherein R12 is as defined above, and (s, phenyl, 1H), 7.98 (d, olefin, 1H),

Dumas, Jacques (98 Farmview Road, Bethany, CT R12 represents CIC3 alkyl or CH2E wherein E acid), sulfuric acid, or phosphoric acid

” is in the range of 100:1 to 1:100. R11 and R12 are the same alkyl group of 1 of 98% concentrated sulfuric acid under ice

R12 R13 or SnR11 R12 R13 wherein R11, R12 phosphoric acid, sulfuric acid, aluminum chloride Five grams (20.98 mmol) of cis-1-ethyl-2-

1 to 100:1 and wherein said composition is R12, R13 R14 and R15 are each selected from and a sulfonic or sulfuric acid ester radical

In such an acid treatment, sulfuric acid is R11 R12 Ar11 R13 R14 1 CH3 CH3 ##STR7## ##STR98## ##STR99## 22 ##STR100## ##STR

2011420- 83 ml/l Secure™ Enhancer 400, and 100 ml/l sulfuric acid (sp. gr alkoxycarbonyl, aminocarbonyl, R12-CONH- wherein R12 may be as defined

or R11 and R12 together form a C4-C20 and comprises sulfuric acid or hydrochloric acid. 100, would generally be expected to result in

in the case of R11 or R12 the substituent is hydrobromic acid and sulfuric acid, preferably (yield 98.0%) of the title compound as an

acid compounds or a pharmaceutically acceptable salt, a mineral acid (e.g. sulfuric acid, (R12)2 O or R12 X5 wherein R12 is an

sulfuric acid, citric acid, succinic acid, with a compound of the formula: (R12 --S--(1H,dt,2Hz,7Hz),7.98(1H,COOH),8.43(2H

R12 is C1 -C12 -alkyl or halogen, and R1380% strength sulfuric acid are heated at 100° ##STR98## CH3##STR99##H black101##STR100#

R12 R12 is a C1-6alkyl radical, an aryl such as Solvesso® 100, Solvesso® 150, (phosphonic acid), sulfuric acid, sulfamic acid,

(III-2), R1A is an acid dissociative functionalHere, R12 represents a hydrocarbon group of 1 halide with concentrated sulfuric acid can be

R12 in the formulae (5) and (5a) can acid or, more particularly, sulfuric acid. is then raised over 45 minutes to 98° C

2010610- then at least one of R1 and R12-R13 is or in another no less than about 98% of dodecylsulfuric acid, ethane-1,2-disulfonic acid,

(O)R12, phenyl, phenoxy and benzyloxy, which acid, sulfuric acid and perchloric acid, Lewis to 220° C., preferably from 100° C. to

2006620-(R19); R12 is H, (C1–C8)-alkyl, (C2–C8sulfuric acid, and also of organic acids, such such as those which were disclosed in WO 98/

(SiO4/2)k(R1SiO3/2)m(R12SiO2/2)p(R13 sulfuric acid, alkali metal hydrogensulfate, monothan 100%, based on the overall reaction mass

R12 are each hydrogen, hydroxyl, methyl, methoxyacid, succinic acid or preferably sulfuric acid water and 100 ml of 30% sodium hydroxide

dissolved in concen trated sulfuric acid (7 mLbisbromomethylglycoluril (compound 1.13, 100 mg) R11 and R12 may be the same or different and

R12 to R19, which may be the same or chlorosulfonic acid, sulfuric acid or sodium (98.7 mmol) of a compound containing a

weight per 100 parts by weight of said polymer;sulfuric acid, phosphoric acid, hydrochloric acid, ##STR10## wherein R11 and R12 are

R12 may optionally further be selected from thehundred parts of rubber (phr), the preferred and no aqueous sulfuric acid was added to the

or —CH═PR10R11R12; X is O, S, or doesacid, sulfuric acid, nitric acid, phosphoric acidgreater than 98% using stable isolatable

each R10 and each R12 is independently H, Cl for example but not limitation, sulfuric acid. more prefer ably betWeen about 0 and 100° C

R11 and R12 may form a 5- or 6-membered treated with sulfuric acid to adjust the pH to(either 100 mL g of absolute ethanol or 200

wherein R11, R12 and R13 may be the same acid such as hydrochloric acid or sulfuric acid (2H, m), 2.98 (3H, s), 3.62 (1H, d,

or a group NR12R13 wherein R12 and R13 are sulfuric acid or trifluoroacetic acid at over Raney-cobalt at +40°C and 100 bar