摘要:
Disclosed is a fused pyrimidine of the formula [I] ##STR1## wherein R.sup.1, R.sup.2, and R.sup.3 are as defined in the specification, Y represents a linking group of the formula ##STR2## wherein n is an integer of from 4 to 6, ##STR3## wherein A is a hydrogen atom or alkyl group; and Z represents a hydrogen atom, or other substituents; or Y and Z together represent an unsubstituted or substituted alkyl, alkenyl or arylalkyl group; or a 5- to 7-member heterocyclic ring which has a nitrogen atom, and further, an oxygen or sulfur atom as a hetero atom other than the nitrogen atom, being bonded via the nitrogen atom therein to the 4-position of the pyrimidine ring of the formula (I), a 5- to 7-member unsaturated heterocyclic ring which has 1 to 3 nitrogen atoms being bonded via the nitrogen atom therein to the 4-position of the pyrimidine ring of the formula (I), or a fused biheterocyclic ring constructed with 5- or 6-membered aromatic or non-aromatic rings, which has 1 to 3 nitrogen atoms in any position, being bonded via the nitrogen atom therein to the 4-position of the pyrimidine ring of the formula (I); andm is an integer of from 1 to 3;and a pharmaceutically acceptable acid addition salt thereof, as well as a process for producing same and a pharmaceutical preparation useful for a treatment of hypoxemia associated with respiratory diseases.
摘要:
An air conditioner comprises a first unit including a compressor and a heat exchanger, a second unit including a heat exchanger, a refrigerant circuit connecting the compressor and the heat exchanger of the first unit, with the heat exchanger of the second unit, through which a refrigerant flows, a refrigerant pressure reduction valve disposed in the refrigerant circuit and provided in the second unit, a control unit provided in the first unit for controlling the refrigerant pressure reduction valve in the second unit.
摘要:
Provided are vitamin D.sub.3 derivatives expressed by the following general formula [1] ##STR1## [wherein, R.sub.1 and R.sub.2 are each a hydrogen atom, a trialkylsilyl group, an acetyl group, a methoxymethyl group, or a tetrahydropyranyl group; R.sub.3 and R.sub.4 are each a hydrogen atom, a hydroxyl group, an acyloxy group, an alkyloxy group, an alkylthio group or an alkyl group which is optionally substituted; R.sub.5, R.sub.6, R.sub.7 and R.sub.8 are each a hydrogen atom, a hydroxyl group, an alkyl group or an acyloxy group; R.sub.9 is a hydrogen atom, a hydroxyl group, an alkyl group or an alkylthio group; R.sub.10 is a hydrogen atom, an alkyl group or an alkyloxy group; A and B are each a hydrogen atom, a hydroxyl group, or together express a single bond; X and Y express a carbonyl oxygen, or one of them is a hydrogen atom and the other is a hydroxyl group or an acyloxy group; n is an integer of 0 to 2; m is an integer of 0 to 2], and a method for manufacturing the derivatives.The compounds can be sued as active ingredients of treating agents for inflammatory respiratory diseases, malignant tumors, rheumatoid arthritis, osteoporosis, diabetes mellitus, hypertension, alopecia, acne, psoriasis and dermatitis.
摘要:
A pyrrolo[2,3-d]pyrimidine derivative having the general formula [I] ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, Y and Z have the same definitions as those given in the description, a pharmaceutically acceptable acid addition salt thereof, and a pharmaceutical preparation comprising the same, are provided.
摘要:
An air conditioner in accordance with the invention comprises a first unit including a compressor and a heat exchanger; a second unit including a heat exchanger; a refrigerant circuit connecting the compressor and the heat exchanger of the first unit, with the heat exchanger of the second unit, through which a refrigerant flows; a refrigerant pressure reduction valve disposed in the refrigerant circuit and provided in the second unit; a control unit provided in the first unit for controlling the refrigerant pressure reduction valve in the second unit.