Names | |
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Preferred IUPAC name Pyrimidine-4,5-diamine | |
Identifiers | |
3D model (JSmol) | |
ChemSpider | |
ECHA InfoCard | 100.033.930 |
PubChem CID | |
UNII | |
CompTox Dashboard (EPA) | |
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Properties | |
C4H6N4 | |
Molar mass | 110.11724 g/mol |
Melting point | 204 to 206 °C (399 to 403 °F; 477 to 479 K) |
Boiling point | 229 °C (444 °F; 502 K) (32 mmHg) |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
4,5-Diaminopyrimidine is a diaminopyrimidine.
E-commerce is the activity of electronically buying or selling of products on online services or over the Internet. E-commerce draws on technologies such as mobile commerce, electronic funds transfer, supply chain management, Internet marketing, online transaction processing, electronic data interchange (EDI), inventory management systems, and automated data collection systems. E-commerce is in turn driven by the technological advances of the semiconductor industry, and is the largest sector of the electronics industry.
In mathematics, the Fibonacci numbers, commonly denoted Fn , form a sequence, the Fibonacci sequence, in which each number is the sum of the two preceding ones. The sequence commonly starts from 0 and 1, although some authors start the sequence from 1 and 1 or sometimes from 1 and 2. Starting from 0 and 1, the first few values in the sequence are:
The HyperText Markup Language or HTML is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript.
The International Standard Book Number (ISBN) is a numeric commercial book identifier that is intended to be unique. Publishers purchase ISBNs from an affiliate of the International ISBN Agency [sic].
ANSI escape sequences are a standard for in-band signaling to control cursor location, color, font styling, and other options on video text terminals and terminal emulators. Certain sequences of bytes, most starting with an ASCII escape character and a bracket character, are embedded into text. The terminal interprets these sequences as commands, rather than text to display verbatim.
Trimethoprim (TMP) is an antibiotic used mainly in the treatment of bladder infections. Other uses include for middle ear infections and travelers' diarrhea. With sulfamethoxazole or dapsone it may be used for Pneumocystis pneumonia in people with HIV/AIDS. It is taken by mouth.
Unreal Engine (UE) is a 3D computer graphics game engine developed by Epic Games, first showcased in the 1998 first-person shooter game Unreal. Initially developed for PC first-person shooters, it has since been used in a variety of genres of games and has seen adoption by other industries, most notably the film and television industry. Unreal Engine is written in C++ and features a high degree of portability, supporting a wide range of desktop, mobile, console, and virtual reality platforms.
Minoxidil, sold under the brand name Rogaine among others, is a medication used for the treatment of high blood pressure and pattern hair loss. It is an antihypertensive vasodilator. It is available as a generic medication by prescription in oral tablet form and over the counter as a topical liquid or foam.
George Herbert Hitchings was an American medical doctor who shared the 1988 Nobel Prize in Physiology or Medicine with Sir James Black and Gertrude Elion "for their discoveries of important principles for drug treatment", Hitchings specifically for his work on chemotherapy.
Sulfadimethoxine is a long-lasting sulfonamide antimicrobial medication used in veterinary medicine. It is used to treat many infections, including respiratory, urinary tract, enteric, and soft tissue infections and can be given as a standalone or combined with ormetoprim to broaden the target range. Like all sulfamides, sulfadimethoxine inhibits bacterial synthesis of folic acid by acting as a competitive inhibitor against PABA. It is the most common drug prescribed to dogs who have coccidiosis.
Iclaprim is an antibiotic drug candidate that is active against Gram positive organisms. It is administered intravenously.
Diaminopyrimidines (DAP) are a class of organic chemical compounds that include two amine groups on a pyrimidine ring.
Bropirimine is an experimental drug with anti-cancer and antiviral properties. It is an orally effective immunomodulator and is being tried in bladder cancers.
2,4-Diaminopyrimidine is a diaminopyrimidine.
The Isay reaction is an organic reaction in which certain diaminopyrimidines are transformed into pterins by condensation with a 1,2-dicarbonyl compound, such as 2,3-butanedione. The reaction is named after Oskar Isay.
Kopexil is a chemical compound similar to minoxidil. Minoxidil was originally used to treat high blood pressure; a side effect was increased body hair. Both compounds have been used for therapy of alopecia. Kopexil is not approved for use as a drug in the United States or in Europe.
The PlayStation 4 (PS4) is a home video game console developed by Sony Interactive Entertainment. Announced as the successor to the PlayStation 3 in February 2013, it was launched on November 15, 2013, in North America, November 29, 2013 in Europe, South America and Australia, and on February 22, 2014 in Japan. A console of the eighth generation, it competes with Microsoft's Xbox One and Nintendo's Wii U and Switch.
The PlayStation 5 (PS5) is a home video game console developed by Sony Interactive Entertainment. Announced as the successor to the PlayStation 4 in April 2019, it was launched on November 12, 2020, in Australia, Japan, New Zealand, North America, and South Korea, with worldwide release following a week later. The PS5 is part of the ninth generation of video game consoles, along with Microsoft's Xbox Series X and Series S consoles, which were released in the same month.