Eastman Briefs for NOVEMBER
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UEi3.stitia.il Β»riefs FOR NOVEMBER Ο II C G C ν \/ c c c Tef ramethy.I-1, 3-cyclobutanedione i^orwt eoîid! Melting point Î15-116°C. Boiling point, 760 mm 159°C* Purity 99.5% As you might predict, this cyclic dione cleaves easily. With hydrazine, for example, it forms the highly substituted heterocyclic 4,4-dimethyl-3- isopropyl-2-pyrazolin-5-one in 95% yield. Eastman Chemical Products, Inc. Kingsport, Tennessee &14 Low viscosity polypropylene X3259-42 Ring and ball softening point 165'C* Penetration hardness 250 g./5 sec./77°F., tenths of mm 0 Melt color (190*0, Gardner 1 Experimental paper coatings with this propylene polymer are flexible, have a high gloss, and a greaseproofriess equivalent to that of an extruded polyethylene coating. It may also be used in elec- trical potting compounds. Eastman Chemical Products, Inc. Kingsport, Tennessee BAA H OH c c c c c c ΟΚΓ H 2,2,4,4-Tetramethy 1-1, 3-cyclobufanediol Form white solid Melting point 12A-135 C C Boiling range, 760 mm 210-215°C. Isomer composition (approx.) .50% cis, 50% trans Preparations of saturated polyesters and alkyds are among a number of interesting syntheses pre- sented in detail in our technical data on this sec- ondary glycol. May we send you a copy ? Eastman Chemical Products, Inc. Kingsport, Tennessee BIS I I C—C II /1 ι \ II N-C-C- -C-C-IM I' \L 1/ 'I c—c I I 1,4-Cyclohexanebis (methylamine) Form clear liquid Isomer content J+0% cis, 60% trans Boiling range, 760 mm 239-2WC. Purity gg% A cyclic diamine for use as a chain extender in polyurethanes, or perhaps as an intermediate in diisocyanate production. An interesting property : miscibility with water and the common organic solvents also. Eastman Chemical Products, Inc. Kingsport, Tennessee B31 C Ο I II C-C-C-OH Pivalic Acid Form creamy white solid Melting point 30-3VC. Assay, by titration 99% When new pharmaceuticals are in the making, Number 49 in our series of development chemicals —trimethyl acetic acid, or more commonly pivalic acid—should be considered as an intermediate. Its primary use at present is in the manufacture of peroxy-type polymerization catalysts. Eastman Chemical Products, Inc. Kingsport, Tennessee ^JLC% Chemicals Sales Development Dept. JN Eastman Chemical Products, Inc. subsidiary of Eastman Kodak Company Kingsport, Tennessee Please send more data on these chemicals: B14 Π BIS Π B31 Q B4.4O B49U] Company City - CUP AND FILE ADVERTISEMEN C & Ε Ν 23
Transcript of Eastman Briefs for NOVEMBER
UEi3.stitia.il Β » r i e f s FOR NOVEMBER
Ο II
C G C ν \/ c c c
Tef ramethy.I-1, 3-cyclobutanedione i^orwt eoîid! Melting point Î15-116°C. Boiling point, 760 mm 159°C* Purity 99.5%
As you might predict, this cyclic dione cleaves easily. With hydrazine, for example, it forms the highly substituted heterocyclic 4,4-dimethyl-3-isopropyl-2-pyrazolin-5-one in 95% yield.
Eastman Chemical Products, Inc. Kingsport, Tennessee &14
Low viscosity polypropylene X3259-42
Ring and ball softening point 165'C* Penetration hardness
250 g./5 sec./77°F., tenths of mm 0 Melt color (190*0, Gardner 1
Experimental paper coatings with this propylene polymer are flexible, have a high gloss, and a greaseproofriess equivalent to that of an extruded polyethylene coating. It may also be used in electrical potting compounds.
Eastman Chemical Products, Inc. Kingsport, Tennessee BAA
H OH
c c c
c c c ΟΚΓ H
2,2,4,4-Tetramethy 1-1, 3-cyclobufanediol
Form white solid Melting point 12A-135CC Boiling range, 760 mm 210-215°C. Isomer composition (approx.) .50% cis, 50% trans Preparations of saturated polyesters and alkyds are among a number of interesting syntheses presented in detail in our technical data on this secondary glycol. May we send you a copy ? Eastman Chemical Products, Inc. Kingsport, Tennessee BIS
I I C—C
I I /1 ι \ I I N - C - C - - C - C - I M I ' \L 1 / ' I c—c
I I 1,4-Cyclohexanebis (methylamine)
Form clear liquid Isomer content J+0% cis, 60% trans Boiling range, 760 mm 239-2WC. Purity gg% A cyclic diamine for use as a chain extender in polyurethanes, or perhaps as an intermediate in diisocyanate production. An interesting property : miscibility with water and the common organic solvents also.
Eastman Chemical Products, Inc. Kingsport, Tennessee B31
C Ο I II
C-C-C-OH
Pivalic Acid Form creamy white solid Melting point 30-3VC. Assay, by titration 99% When new pharmaceuticals are in the making, Number 49 in our series of development chemicals —trimethyl acetic acid, or more commonly pivalic acid—should be considered as an intermediate. Its primary use at present is in the manufacture of peroxy-type polymerization catalysts.
Eastman Chemical Products, Inc. Kingsport, Tennessee ^JLC%
Chemicals Sales Development Dept. JN Eastman Chemical Products, Inc. subsidiary of Eastman Kodak Company Kingsport, Tennessee Please send more data on these chemicals:
B14 Π BIS Π B31 Q B4.4O B49U]
Company
City
- CUP AND FILE ADVERTISEMEN
C & Ε Ν 23
