摘要:
The present invention aims to provide a UV protective cosmetic composition having a high SPF and having a protective effect in a broad wavelength region over UVA and UVB, without undesirable white appearance upon application to the skin. The UV protective cosmetic composition of the present invention comprises (a) 3-15% by mass of one or more UV absorbing agents; (b) 10-22% by mass of zinc oxide with an average particle diameter of 35-80 nm; and optionally (c) 0-0.5% by mass of a white pigment, wherein the SPF of the cosmetic is 30 or greater, and the critical wavelength of the cosmetic is 370 nm or greater.
摘要:
Disclosed is an ADAM inhibitor which enables to prevent or improve conditions caused by increase in ADAM activity. Specifically disclosed is an ascorbic acid derivative represented by the general formula (1) below or a salt thereof. [chemical formula 1] (1), wherein R represents a linear or branched alkyl group having 1 to 22 carbon atoms.
摘要:
The present invention is benzilidene malonamide represented by the following formula (1) and salts thereof, an ultraviolet absorbent consisting of said new compound, and an external preparation containing this ultraviolet absorbent.The object of the present invention is to provide a new ultraviolet absorbent that is highly soluble in water, has superior absorption capacity over a wide ultraviolet wavelength range, has no absorption in the visible region, and is also highly stable and safe.
摘要:
Disclosed is an anti-wrinkle agent for ameliorating a wrinkle (particularly a fine wrinkle) developed when the barrier function is decreased by dryness and the like. Also disclosed is an ADAM inhibitor. The anti-wrinkle agent or the ADAM inhibitor comprises an alkyl glucoside represented by the general formula: (1) [wherein R represents a linear or branched alkyl group having 1 to 18 carbon atoms] or a salt thereof.
摘要:
The present invention provides a method for producing a pyrimidinylpyrazole compound (1), wherein aminoguanidine (2) or its salt is reacted with a β-diketone compound (3) to produce the pyrimidinylpyrazole compound: wherein R1 and R3 are each independently an alkyl group having 1 to 4 carbon atoms, and R2 is a hydrogen atom or an alkyl group having 1 to 4 carbon atoms. The method is excellent in the environmental compatibility and economic efficiency.
摘要:
The present invention provides an oil-in-water external skin preparation that has an excellent stability, excellent rough-surface correction effect, and excellent texture. The oil-in-water external skin preparation of the present invention is characterized by comprising (a) an aqueous phase containing resin particles obtained from 100 parts by weight of a vinyl-type monomer and 0.1 to 20 parts by weight of a monomer represented by the below general formula (I), (b) an oil phase, and (c) a surfactant comprising one or more selected from polyoxyethylene hydrogenated castor oil, silicone-type surfactants, and sulfonic acid-type surfactants, in the amount of 0.01 to 5% by mass of the total amount of the external skin preparation and 30% by mass or more of the total amount of surfactants. (In the above formula, R represents a hydrogen atom or a methyl group, 1 represents 1 to 50, and m represents 1 to 50.)
摘要:
The present invention provides a method for producing a pyrimidinylpyrazole compound (1), wherein aminoguanidine (2) or its salt is reacted with a β-diketone compound (3) to produce the pyrimidinylpyrazole compound: wherein R1 and R3 are each independently an alkyl group having 1 to 4 carbon atoms, and R2 is a hydrogen atom or an alkyl group having 1 to 4 carbon atoms. The method is excellent in the environmental compatibility and economic efficiency.
摘要:
A dithiazole compound or a salt thereof is disclosed. The compound inhibits matrix metalloprotease (MMPs) activity and can be used in pharmaceutical and cosmetic compositions for the treatment of skin conditions.
摘要:
An azabicyclo compound (I) or a salt thereof in accordance with the present invention has an excellent inhibiting action on matrix metalloproteases (MMPs) activity, and is useful for pharmaceutical, cosmetic and skin external compositions. wherein R is H, alkyl, heteroalkyl, aryl, heteroaryl, arylalkyl, heteroarylalkyl, acyl, COOR1, carbamoyl or SO2R2 (wherein R1 and R2 each are alkyl, heteroalkyl, aryl, heteroaryl, arylalkyl or heteroarylalkyl); X is methylene, ethylene or propylene; and is a single bond or a double bond.
摘要:
A SCCA-1 production inhibitor, comprising as an active ingredient, at least one carboxamide derivative selected from the group consisting of compounds represented by the following formula (I): wherein X is CR5 or N, R1, R4 and R5 each independently represent hydrogen, C1-C4 alkyl or a C1-C6 hydroxyalkyl group having 1-5 hydroxy groups, R2 and R3 each independently represent hydrogen, C1-C4 alkyl or a C1-C6 hydroxyalkyl group having 1-5 hydroxy groups, or each represents a group —(CH2)n—, wherein n represents an integer of 1 or 2, and may form a 5- to 6-membered ring together with the atoms to which they are bonded and with the carbonyl group, allantoin, and salts thereof.