Search on: PYRIMIDINES 
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Descriptor English:   Pyrimidines 
Descriptor Spanish:   Pirimidinas 
Descriptor Portuguese:   Pirimidinas 
Tree Number:   D03.383.742
Definition English:   A family of 6-membered heterocyclic compounds occurring in nature in a wide variety of forms. They include several nucleic acid constituents (CYTOSINE; THYMINE; and URACIL) and form the basic structure of the barbiturates. 
History Note English:   THONZYLAMINE was heading 1972-84 (Prov 1972) 
Allowable Qualifiers English:  
AD administration & dosage AE adverse effects
AG agonists AN analysis
AI antagonists & inhibitors BI biosynthesis
BL blood CF cerebrospinal fluid
CS chemical synthesis CH chemistry
CL classification CT contraindications
EC economics HI history
IM immunology IP isolation & purification
ME metabolism PK pharmacokinetics
PD pharmacology PO poisoning
RE radiation effects ST standards
SD supply & distribution TU therapeutic use
TO toxicity UR urine
Record Number:   12180 
Unique Identifier:   D011743 

Occurrence in VHL:
 

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