Abstract:
A compound of the formula wherein R is halogen, C₁-C₂ alkyl, C₁-C₂ alkoxy, nitro; cyano; C₁-C₂ haloalkyl, or R a SO n - wherein n is 0 or 2 and R a is C₁-C₂ alkyl; R¹ is hydrogen or C₁-C₄ alkyl; R² is hydrogen or C₁-C₄ alkyl; or R¹ and R² together are alkylene having 2 to 5 carbon atoms; R³ is hydrogen or C₁-C₄ alkyl; R⁴ is hydrogen or C₁-C₄ alkyl; or R³ and R⁴ are oxo; R⁵ is hydrogen or C₁-C₄ alkyl; R⁶ is hydrogen or C₁-C₄ alkyl; and R⁷ and R⁸ independently are (1) hydrogen; (2) halogen; (3) C₁-C₄ alkyl; (4) C₁-C₄ alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C₁-C₄ haloalkyl; (9) R b SO n - wherein n is the integer 0, 1 or 2; and R b is (a) C₁-C₄ alkyl; (b) C₁-C₄ alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) -NR c R d wherein R c and R d independently are hydrogen or C₁-C₄ alkyl; (11) R e C(O)-wherein R e is C₁-C₄ alkyl or C₁-C₄ alkoxy; (12) SO₂NR c R d wherein R c and R d are as defined; or (13) -N(R c )C(O)R d wherein R c and R d are as defined; R⁹ is hydrogen or C₁-C₄ alkyl, R¹⁰ is (a) hydrogen; (b) C₁-C₆ alkyl, (c) C₄-C₆ cycloalkyl, (d) substituted C₁-C₆ alkyl, (e) phenyl; (f) substituted phenyl; (g) C₁-C₆ alkoxy; (h) benzyl; (i) phenethyl; (j) C₁-C₄ alkyl-C(O)-; (k) C₁-C₄ alkoxy-C(O)-; (l) C₂-C₆ alkenyl; or (m) C₂-C₆ alkynyl; and R⁹ and R¹⁰ together form a heterocyclic ring with the nitrogen to which they are attached containing 0, 1 or 2 additional hetero atoms (nitrogen, sulfur or oxygen).
Abstract translation:式CHEM的化合物,其中R是卤素,C 1 -C 2烷基,C 1 -C 2烷氧基,硝基; 氰基; C 1 -C 2卤代烷基或R a SO n - ,其中n为0或2,R a为C 1 -C 2烷基; R 1是氢或C 1 -C 4烷基; R 2是氢或C 1 -C 4烷基; 或R 1和R 2一起是具有2至5个碳原子的亚烷基; R 3是氢或C 1 -C 4烷基; R 4是氢或C 1 -C 4烷基; 或R 3和R 4是氧代; R 5是氢或C 1 -C 4烷基; R 6是氢或C 1 -C 4烷基; 和R 7和R 8独立地是(1)氢; (2)卤素; (3)C 1 -C 4烷基; (4)C1-C4烷氧基; (5)三氟甲氧基; (6)氰基; (7)硝基; (8)C 1 -C 4卤代烷基; (9)R bnn-其中n是整数0,1或2; 和R b是(a)C 1 -C 4烷基; (b)被卤素或氰基取代的C 1 -C 4烷基; (c)苯基; 或(d)苄基; (10)-NR c R d其中R c和R d独立地是氢或C 1 -C 4烷基; (11)R e(O) - 其中R e是C 1 -C 4烷基或C 1 -C 4烷氧基; (12)SO 2 NR c R d其中R c和R d如所定义; 或(13)-N(R c)C(O)R d,其中R c和R d如定义; R 9是氢或C 1 -C 4烷基,R 1是(a)氢; (b)C 1 -C 6烷基,(c)C 4 -C 6环烷基,(d)取代的C 1 -C 6烷基,(e)苯基; (f)取代的苯基; (g)C1-C6烷氧基; (h)苄基; (i)苯乙基; (j)C 1 -C 4烷基-C(O) - ; (k)C1-C4烷氧基-C(O) - ; (1)C 2 -C 6烯基; 或(m)C 2 -C 6炔基; 并且R 9和R 1一起形成与它们相连的氮含有0,1或2个另外的杂原子(氮,硫或氧)的杂环。
Abstract:
A process for selectively substituting an aromatic nitro group with a halo group which comprises contacting the nitroaromatic compound with a phosphorushalide of formula: R n PX 5-n wherein n is selected from 0, 1, and 3; R is selected from the group consisting of C-6 to C-10 aryl and substituted aryl wherein the substituents are selected from the group consisting of: straight and branched chain alkyl, alkoxy, and haloalkyl; halogen, sulfonate and mixtures thereof; and X is a halogen in the presence of an arylphosphorusoxydihalide solvent. The use of an arylphosphorustetrahalide and particularly phenylphosphorustetrachloride is preferred. The arylphosphorustetrahalide can be prepared in situ by contacting a solution of the corresponding arylphosphorusdihalide in an arylphosphorusoxydihalide solvent with a halogen. The process can further comprise the step of heating the reaction mixture to maintain a temperature of from about 100°C to about 175°C for from about 1 hour to about 24 hours.
Abstract:
Compounds having the formula wherein R is halogen; C₁-C₂ alkyl; C₁-C₂ alkoxy; nitro; cyano; C₁-C₂ haloalkyl; or R a SO n - wherein n is 0 or 2 and R a is C₁-C₂ alkyl; R¹ is hydrogen or C₁-C₄ alkyl; R² is hydrogen or C₁-C₄ alkyl; or R¹ and R² together are alkylene having 2-5 carbon atoms; R³ is hydrogen or C₁-C₄ alkyl; R⁴ is hydrogen or C₁-C₄ alkyl; or R³ and R⁴ together are carbonyl; and R⁵ and R⁶ independently are (1) hydrogen; (2) halogen; (3) C₁-C₄ alkyl; (4) C₁-C₄ alkoxy; (5) trifluoromethoxy; (6) cyano; (7) nitro; (8) C₁-C₄ haloalkyl; (9) R b SO m - wherein m is the integer 0, 1 or 2; and R b is (a) C₁-C₄ alkyl; (b) C₁-C₄ alkyl substituted with halogen or cyano; (c) phenyl; or (d) benzyl; (10) -NR c R d wherein R c and R d independently are hydrogen or C₁-C₄ alkyl; (11) R e C(O)- wherein R e is C₁-C₄ alkyl or C₁-C₄ alkyl or C₁-C₄ alkoxy; or (12) -SO₂NR c R d wherein R c and R d are as defined; and (13) -N(R c )C(O)R d wherein R c and R d are as defined; R⁷ is C₁-C₄ alkyl or phenyl; and t is the integer 0 or 1 and their salts are useful as herbicides.
Abstract translation:具有式CHEM的化合物,其中R是卤素; C1-C2烷基; C1-C2烷氧基; 硝基; 氰基; C 1 -C 2卤代烷基; 或R a SO n - ,其中n为0或2,R a为C 1 -C 2烷基; R 1是氢或C 1 -C 4烷基; R 2是氢或C 1 -C 4烷基; 或R 1和R 2一起是具有2-5个碳原子的亚烷基; R 3是氢或C 1 -C 4烷基; R 4是氢或C 1 -C 4烷基; 或R 3和R 4一起是羰基; 和R 5和R 6独立地是(1)氢; (2)卤素; (3)C 1 -C 4烷基; (4)C1-C4烷氧基; (5)三氟甲氧基; (6)氰基; (7)硝基; (8)C 1 -C 4卤代烷基; (9)R b SO m - 其中m是整数0,1或2; 和R b是(a)C 1 -C 4烷基; (b)被卤素或氰基取代的C 1 -C 4烷基; (c)苯基; 或(d)苄基; (10)-NR c R d其中R c和R d独立地是氢或C 1 -C 4烷基; (11)R e(O) - 其中R e是C 1 -C 4烷基或C 1 -C 4烷基或C 1 -C 4烷氧基; 或(12)-SO 2 NR c R d其中R c和R d如定义; 和(13)-N(R c)C(O)R d,其中R c和R d如定义; R 7是C 1 -C 4烷基或苯基; 且t为0或1的整数,并且它们的盐可用作除草剂。
Abstract:
Novel fungicidal pyridyl cyclopropane carboxamides having the general structural formula wherein Z is R is selected from the group consisting of cycloalkyl, preferably cyclopropyl, hydrogen, alkyl, haloalkyl, substituted alkyl, aryl, substituted aryl, heteroalkyl, alkenyl, OR 1 , SR, and wherein n is 0-10, preferably 0-2, ad R 1 is C 1 -C 4 alkyl; R 2 is selected from the group consisting of halogen such as chlorine, fluorine and bromine, preferably chlorine, C 1 -C 3 alkoxy such as propoxy ethoxy and methoxy, preferably methoxy and C 1 -C 3 haloalkoxy; R 3 is selected from the group consisting of hydrogen and methyl; X is oxygen or sulfur and Y is oxygen or sulfur; or Z is SR 9 wherein R 9 is selected from the group consisting of haloalkyl, preferably C 1 -C 3 haloalkyl, C 1 -C 8 alkyl, aryl, substituted aryl, and arylalkyl wherein the preferred aryl is phenyl, the alkyl is C 1 -C 3 alkyl and the preferred substitutions are Cl, Br, F and nitro, alkanoyl, preferably C 1 -C 4 alkanoyl, wherein R 4 and R 5 can be alkyl, alkanoyl, alkoxycarbonyl, benzyl, pyridyl and substituted pyridyl; provided that when Z is -SR 9 Y is oxygen; and fungicidally acceptable organic and inorganic salts thereof which are highly effective fungicides for use both as preventive and curative fungicides are disclosed herein.
Abstract:
Adhesive compositions are disclosed which comprise: (a) an epoxy resin; (b) a soluble polyimide resin; and (c) a monoepoxy diluent. Such compositions are curable by using conventional epoxy curing agent(s). Conductive adhesives of this type can be formed by blending the composition with a conductive filler component.
Abstract:
Microorganismes d'Escherichia coli véhiculant des informations génétiques portées par les plasmides et relatives à la production de L-tryptophane, et procédés permettant de produire ou d'accroître la production de L-tryptophane par fermentation.
Abstract:
An acylated diketonic compound is produced by rearrangement of the corresponding enol ester in the presence of a cyanide source. In one embodiment the cyanide source is employed with a molar excess of a moderate base, with respect to the enol ester. In another embodiment, the cyanide source is a stoichiometric amount, with respect to the enol ester, of potassium or lithium cyanide and a catalytic amount of a Crown ether is used.
Abstract:
High yields of aromatic, aromatic acetic and olefinic acids, esters, amides and the like are derived from a process wherein a halo-hydrocarbon is carbonylated in the presence of a palladium catalyst, a hindered amine base and phosphine in excess. The hindered amine base can comprise C₃-C₁₀ branched alkyls, cyclic compounds, or mixtures of the above. The preferred amine is N,N-diisopropylethyl amine. The preferred catalyst is PdCl₂(PPH₃)₂ with the excess phosphine generally supplied by a compound of the formula PR¹R²R³ where R¹,R² and R³ are preferably phenyl.
Abstract:
A polyester polyurethane foam formulation useful in medical pads to support bedridden patients is described. The foam is formed by reaction of a polyester polyol, isocyanate and blowing agent combination of water and halogenated hydrocarbon auxiliary blowing agent. A halogenated flame retardant, e.g., an organophosphorus compound, is present. A liquid char forming and dripping ember retardant additive is also present.
Abstract:
A liquid phytoactive composition characterised in that it comprises:
(a) an N-phosphonomethyl-N-carboxymethyl compound; (b) one or more liquid nonionic surfanctants; (c) a dispersing medium for the said N-phosphonomethyl-N-carboxymethyl compound; and (d) one or more inert adjuvants is disclosed. A liquid herbicidal concentrate characterised in that it comprises: (a) an herbicidally effective N-phosphonomethyl-N-carboxymethyl compound (b) one or more liquid nonionic surfactants; (c) a solvent for the said N-phosphonomethyl-N-carboxymethyl compound; and (d) one or more inert adjuvants is also disclosed.
The formulation of this invention has the advantage that it can contain a high amount of active ingredient, is thermally stable over a wide temperature range, is compatible with and dilutable in both hard and soft water, and is also compatible and dilutable with a nitrogeneous fertilizer solution, and is minimally irritable to the eyes. Also, the formulation of this invention is stable upon aging over months of storage, over a wide temperature range. In addition, the nonionic surfactants are derived from naturally occurring products and are readily broken down by microorganisms.