Pirimidina
La pirimidina es un compuesto de anillo de seis miembros con dos átomos de nitrógeno en las posiciones 1 y 3. Es una estructura crucial en la síntesis de nucleótidos y ácidos nucleicos, desempeñando un papel vital en la genética y la bioquímica. En CymitQuimica, ofrecemos una variedad de pirimidinas de alta calidad para apoyar sus investigaciones y proyectos industriales.
Se han encontrado 6082 productos de "Pirimidina"
Ordenar por
Pureza (%)
0
100
|
0
|
50
|
90
|
95
|
100
4-Chloro-6-(chloromethyl)-2-methoxypyrimidine
CAS:Fórmula:C6H6Cl2N2OPureza:95.0%Peso molecular:193.03Ref: 10-F718294
1g728,00€5g2.285,00€10g3.388,00€25g7.789,00€100g27.286,00€2.5g1.543,00€100mg234,00€250mg437,00€500mg544,00€2,4-Diaminopyrimidine-5-carbonitrile
CAS:Fórmula:C5H5N5Pureza:98%Forma y color:SolidPeso molecular:135.131-[(2R,4S,5S)-4-azido-5-(hydroxymethyl)oxolan-2-yl]-5-methyl-1,2,3,4-tetrahydropyrimidine-2,4-dione
CAS:Fórmula:C10H13N5O4Pureza:98%Forma y color:SolidPeso molecular:267.2456-Chloro-N-(3-methoxypropyl)pyrimidin-4-amine
CAS:Fórmula:C8H12ClN3OPureza:98%Forma y color:Solid, No data available.Peso molecular:201.65(2-(TRIFLUOROMETHYL)PYRIMIDIN-5-YL)METHANAMINE
CAS:Fórmula:C6H6F3N3Pureza:97%Forma y color:SolidPeso molecular:177.134-Chloro-6-(3-chloro-2-methylphenyl)pyrimidin-2-amine
CAS:Fórmula:C11H9Cl2N3Pureza:95%Peso molecular:254.11N-Ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-amine
CAS:Fórmula:C12H20BN3O2Pureza:95%Peso molecular:249.12Methyl 4-aminopyrimidine-5-carboxylate
CAS:Fórmula:C6H7N3O2Pureza:96%Forma y color:SolidPeso molecular:153.141(6-Chloro-2-methylsulfanyl-pyrimidin-4-yl)-dimethyl-amine
CAS:Fórmula:C7H10ClN3SPureza:98%Peso molecular:203.694-Hydroxy-2-phenyl-pyrimidine-5-carboxylic acid
CAS:Fórmula:C11H8N2O3Pureza:97.0%Peso molecular:216.1964-Bromo-3-methyl-1-(pyrimidin-2-yl)-1H-pyrazol-5-amine
CAS:Fórmula:C8H8BrN5Pureza:95.0%Peso molecular:254.0912-(5-BROMOPYRIMIDIN-2-YL)-2-METHYLPROPANOIC ACID
CAS:Fórmula:C8H9BrN2O2Pureza:95.0%Peso molecular:245.0764-Chloro-6-methyl-2-phenyl-pyrimidine
CAS:Fórmula:C11H9ClN2Pureza:97%Forma y color:SolidPeso molecular:204.66METHYL 2-(AZETIDIN-3-YL)PYRIMIDINE-5-CARBOXYLATE HCL
CAS:Fórmula:C9H12ClN3O2Pureza:95.0%Peso molecular:229.662-hydrazino-6-methyl-4(3H)-pyrimidinone
CAS:Fórmula:C5H8N4OPureza:97%Forma y color:SolidPeso molecular:140.1462-Hydrazino-4-methoxypyrimidine
CAS:Fórmula:C5H8N4OPureza:95%Forma y color:FlakesPeso molecular:140.1462-(chloromethyl)-5-fluoropyrimidine hydrochloride
CAS:Fórmula:C5H5Cl2FN2Pureza:97.0%Peso molecular:183.014-chloro-N-imidazolidin-2-ylidene-6-methoxy-2-methylpyrimidin-5-amine
CAS:Fórmula:C9H12ClN5OPureza:98%Peso molecular:241.68N-Methyl-1-(2-(methylthio)pyrimidin-4-yl)methanamine hydrochloride
CAS:Fórmula:C7H12ClN3SPureza:97.0%Peso molecular:205.75-Methyl-N-(piperidin-4-yl)pyrimidin-2-amine dihydrochloride
CAS:Fórmula:C10H18Cl2N4Peso molecular:265.18N-(4,6-Dimethylpyrimidin-2-yl)benzene-1,4-diamine
CAS:Fórmula:C12H14N4Pureza:95.0%Forma y color:SolidPeso molecular:214.2724,6-Dimethyl-2-(methylthio)pyrimidine
CAS:Fórmula:C7H10N2SPureza:98+%Forma y color:SolidPeso molecular:154.235-Bromo-4-chloro-6-(trifluoromethyl)pyrimidine
CAS:Fórmula:C5HBrClF3N2Pureza:98%+(GC-MS);RGPeso molecular:261.431,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carbohydrazide
CAS:Fórmula:C7H10N4O3Pureza:95.0%Peso molecular:198.1825-Chloro-2-methylpyrimidine
CAS:Fórmula:C5H5ClN2Pureza:98%Forma y color:Liquid, No data available.Peso molecular:128.565-Bromo-4,6-dichloropyrimidine
CAS:Fórmula:C4HBrCl2N2Pureza:96%Forma y color:SolidPeso molecular:227.874-(Cyclopentylamino)-2-(methylthio)pyrimidine-5-carbaldehyde
CAS:Fórmula:C11H15N3OSPureza:≥95%Forma y color:SolidPeso molecular:237.32[1-(6-Methoxy-2-methylsulfanyl-pyrimidin-4-yl)-piperidin-4-ylmethyl]-carbamic acid tert-butyl ester
CAS:Fórmula:C17H28N4O3SPureza:95%Peso molecular:368.52-(Trifluoromethyl)pyrimidin-5-amine
CAS:Fórmula:C5H4F3N3Pureza:95%Forma y color:SolidPeso molecular:163.103Ethyl 2-((5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)amino)acetate
CAS:Fórmula:C14H22BN3O4Pureza:96%Forma y color:SolidPeso molecular:307.162,4-Dichloropyrimidine
CAS:Fórmula:C4H2Cl2N2Pureza:98%Forma y color:Chunks,Crystalline Powder,PowderPeso molecular:148.97Methyl 2,6-dichloro-5-methoxypyrimidine-4-carboxylate
CAS:Fórmula:C7H6Cl2N2O3Pureza:95.0%Forma y color:SolidPeso molecular:237.043-(4-fluorophenyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylic acid
CAS:Fórmula:C11H7FN2O4Pureza:95.0%Forma y color:Liquid, No data available.Peso molecular:250.1852-Bromopyrimidine-4-carboxylic acid
CAS:Fórmula:C5H3BrN2O2Pureza:95%Forma y color:SolidPeso molecular:202.9952-(pyrimidin-2-yl)ethan-1-amine dihydrochloride
CAS:Fórmula:C6H11Cl2N3Pureza:97%Peso molecular:196.081-([1,1′-Biphenyl]-3-yl)-4-amino-5-chloropyrimidin-2(1H)-one
CAS:Fórmula:C16H12ClN3OPureza:98%Peso molecular:297.744-((Benzyloxy)methyl)-6-chloropyrimidine
CAS:Fórmula:C12H11ClN2OPureza:95.0%Forma y color:No data available.Peso molecular:234.682,6-DIAMINO-5-(2,2-DIETHOXYETHYL)PYRIMIDIN-4-OL
CAS:Fórmula:C10H18N4O3Pureza:95.0%Peso molecular:242.279(R)-TERT-BUTYL 3-(PYRIMIDIN-4-YLOXY)PYRROLIDINE-1-CARBOXYLATE
Fórmula:C13H19N3O3Pureza:95.0%Peso molecular:265.313[1-(6-Ethoxy-pyrimidin-4-yl)-piperidin-2-yl]-methanol
CAS:Fórmula:C12H19N3O2Pureza:95%Peso molecular:237.3035-Bromo-2-methoxypyrimidine
CAS:Fórmula:C5H5BrN2OPureza:98%Forma y color:Solid, CrystallinePeso molecular:189.0121-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-3,4-dimethylpyridin-1-ium chloride hydrochloride
Fórmula:C13H18Cl2N4Peso molecular:301.221-(2-(Methylthio)pyrimidin-4-yl)ethanone
CAS:Fórmula:C7H8N2OSPureza:97%Forma y color:SolidPeso molecular:168.214,5-Dichloro-6-methyl-2-(2-pyridyl)pyrimidine
CAS:Fórmula:C10H7Cl2N3Pureza:95.0%Forma y color:Beige powderPeso molecular:240.09N,N,2-trimethyl-6-(piperazin-1-yl)pyrimidin-4-amine
CAS:Fórmula:C11H19N5Pureza:95.0%Peso molecular:221.3082-[5-(chloromethyl)-1,2,4-oxadiazol-3-yl]pyrimidine
CAS:Fórmula:C7H5ClN4OPureza:95.0%Peso molecular:196.59(4-Chloro-5-methyl-pyrimidin-2-yl)-cyclopropyl-amine
CAS:Fórmula:C8H10ClN3Pureza:95%Peso molecular:183.645-(CHLOROMETHYL)-2-(TRIFLUOROMETHYL)PYRIMIDINE
CAS:Fórmula:C6H4ClF3N2Pureza:95.0%Forma y color:SolidPeso molecular:196.562-(2-(Pyrimidine-2-carboxamido)thiazol-4-yl)acetic acid
CAS:Fórmula:C10H8N4O3SPureza:95.0%Peso molecular:264.262-Methylpyrimidine-4-carbaldehyde
CAS:Fórmula:C6H6N2OPureza:97%Forma y color:SolidPeso molecular:122.127methyl 5-hydroxy-6-oxo-2-phenyl-1,6-dihydropyrimidine-4-carboxylate
CAS:Pureza:97%Peso molecular:246.22200014-Methoxy-N-(piperidin-4-yl)pyrimidin-2-amine dihydrochloride
CAS:Fórmula:C10H18Cl2N4OPeso molecular:281.181-(6-Ethoxy-2-methylsulfanyl-pyrimidin-4-yl)-piperidin-4-ol
CAS:Fórmula:C12H19N3O2SPureza:95.0%Peso molecular:269.36(2-Methoxypyrimidin-5-yl)methanamine
CAS:Fórmula:C6H9N3OPureza:95.0%Forma y color:SolidPeso molecular:139.1584-Hydrazinylpyrimidine
CAS:Fórmula:C4H6N4Pureza:95.0%Forma y color:No data available.Peso molecular:110.124-CHLORO-6-(DIETHOXYMETHYL)-2-METHYLPYRIMIDINE
CAS:Fórmula:C10H15ClN2O2Pureza:95.0%Peso molecular:230.69(4,5-dimethyl-6-oxopyrimidin-1(6H)-yl)acetic acid
CAS:Fórmula:C8H10N2O3Pureza:95.0%Forma y color:Liquid, No data available.Peso molecular:182.179(2-Chloro-5-nitro-pyrimidin-4-yl)-cyclopentyl-amine
CAS:Fórmula:C9H11ClN4O2Pureza:95.0%Peso molecular:242.66(R)-N-(Pyrrolidin-3-yl)pyrimidin-2-amine dihydrochloride
CAS:Fórmula:C8H14Cl2N4Forma y color:LiquidPeso molecular:237.135,6-Diamino-1,3-dipropylpyrimidine-2,4(1H,3H)-dione
CAS:Fórmula:C10H18N4O2Pureza:98%Forma y color:SolidPeso molecular:226.28[(5-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio]acetic acid
CAS:Fórmula:C9H12N2O3SPureza:95.0%Peso molecular:228.275-FLUOROPYRIMIDINE-2-CARBALDEHYDE
CAS:Fórmula:C5H3FN2OPureza:97%Forma y color:No data available.Peso molecular:126.092-(1-((BENZYLOXY)CARBONYL)PIPERIDIN-4-YL)PYRIMIDINE-5-CARBOXYLIC ACID
CAS:Fórmula:C18H19N3O4Pureza:95.0%Peso molecular:341.3672-Chloro-5-ethylpyrimidine
CAS:Fórmula:C6H7ClN2Pureza:97%Forma y color:Colourless to yellow or orange liquidPeso molecular:142.59Tert-butyl n-[1-(2-chloropyrimidin-4-yl)piperidin-4-yl]carbamate
CAS:Pureza:97%Peso molecular:312.79998784-{[4-(Trifluoromethyl)pyrimidin-2-yl]oxy}benzaldehyde
CAS:Fórmula:C12H7F3N2O2Pureza:95.0%Peso molecular:268.1954-Dimethoxymethylpyrimidine
CAS:Fórmula:C7H10N2O2Pureza:97%Forma y color:LiquidPeso molecular:154.1692-Hydroxy-4-phenyl-pyrimidine-5-carboxylic acid ethyl ester
Fórmula:C13H12N2O3Pureza:95.0%Peso molecular:244.25(5-BROMO-2-(METHYLTHIO)PYRIMIDIN-4-YL)METHYL METHANESULFONATE
CAS:Fórmula:C7H9BrN2O3S2Pureza:95.0%Peso molecular:313.18[(3-pyrimidin-2-yl-1,2,4-oxadiazol-5-yl)methyl]amine hydrochloride
CAS:Fórmula:C7H8ClN5OPureza:95.0%Peso molecular:213.635-bromo-2-methyl-6-(trifluoromethyl)-3,4-dihydropyrimidin-4-one
CAS:Pureza:95%Peso molecular:257.01000984,6-Dimethyl-N-(piperidin-4-yl)pyrimidin-2-amine dihydrochloride
CAS:Fórmula:C11H20Cl2N4Peso molecular:279.21tert-Butyl N-1-[6-(trifluoromethyl)pyrimidin-4-yl]piperidin-4-ylcarbamate
CAS:Fórmula:C15H21F3N4O2Peso molecular:346.354tert-Butyl 2-chloropyrimidine-4-carboxylate
CAS:Fórmula:C9H11ClN2O2Pureza:98%Forma y color:SolidPeso molecular:214.655-Methylpyrimidine-4-carboxylic acid
CAS:Fórmula:C6H6N2O2Pureza:97%Forma y color:SolidPeso molecular:138.1266-Chloro-3-methylpyrimidin-4(3H)-one
CAS:Fórmula:C5H5ClN2OPureza:98%Forma y color:SolidPeso molecular:144.562-Morpholin-4-yl-pyrimidine-5-carbaldehyde
CAS:Fórmula:C9H11N3O2Pureza:95.0%Forma y color:SolidPeso molecular:193.2061-(4-Chloro-2-(methylthio)pyrimidin-5-yl)ethanone
CAS:Fórmula:C7H7ClN2OSPureza:95.0%Forma y color:SolidPeso molecular:202.665-Bromo-4-(tert-butyl)pyrimidine
CAS:Fórmula:C8H11BrN2Pureza:97%Forma y color:No data available.Peso molecular:215.0942-chloro-5-fluoro-N-methylpyrimidin-4-amine
CAS:Fórmula:C5H5ClFN3Pureza:95.0%Forma y color:SolidPeso molecular:161.566-Hydroxy-2-phenyl-pyrimidine-4-carboxylic acid
CAS:Fórmula:C11H8N2O3Pureza:95.0%Forma y color:SolidPeso molecular:216.1962,4-Dichloro-5-methyl-pyrimidine
CAS:Fórmula:C5H4Cl2N2Pureza:97%Forma y color:SolidPeso molecular:1636-(AMINOMETHYL)-2,4(1H,3H)-PYRIMIDINEDIONE HCL
CAS:Fórmula:C5H8ClN3O2Pureza:95.0%Forma y color:SolidPeso molecular:177.592-(2-AMINOPYRIMIDIN-4-YL)-5-MORPHOLINOPHENOL
CAS:Fórmula:C14H16N4O2Pureza:95.0%Peso molecular:272.3081-(6-Ethoxy-2-methylsulfanyl-pyrimidin-4-yl)-pyrrolidin-3-ol
CAS:Fórmula:C11H17N3O2SPureza:95%Peso molecular:255.34Ethyl 2-hydroxy-4-methylpyrimidine-5-carboxylate
CAS:Fórmula:C8H10N2O3Pureza:97%Forma y color:SolidPeso molecular:182.1792-Ethylpyrimidine-5-carbaldehyde
CAS:Fórmula:C7H8N2OPureza:95.0%Forma y color:CrystallinePeso molecular:136.1543-(5-Fluoro-pyrimidin-2-yloxy)-piperidine-1-carboxylic acid tert-butyl ester
CAS:Fórmula:C14H20FN3O3Pureza:95.0%Peso molecular:297.334-Amino-5-fluoro-1-((2R,5S)-2-(hydroxymethyl)-1,3-oxathiolan-5-yl)pyrimidin-2(1H)-one
CAS:Fórmula:C8H10FN3O3SPureza:95%Forma y color:SolidPeso molecular:247.242-(dimethylamino)-4-methyl-5-pyrimidinecarboxylic acid
CAS:Fórmula:C8H11N3O2Pureza:95.0%Forma y color:SolidPeso molecular:181.195[1-(6-Ethoxy-pyrimidin-4-yl)-piperidin-3-yl]-carbamic acid tert-butyl ester
CAS:Fórmula:C16H26N4O3Pureza:95%Peso molecular:322.4092-(Pyrimidin-4-yl)acetonitrile
CAS:Fórmula:C6H5N3Pureza:95.0%Forma y color:Liquid, No data available.Peso molecular:119.1272-Chloro-6-(trifluoromethyl)pyrimidin-4-amine
CAS:Fórmula:C5H3ClF3N3Pureza:95%Forma y color:SolidPeso molecular:197.55(4,6-Dimethylpyrimidin-2-yl)methanamine dihydrochloride
CAS:Fórmula:C7H13Cl2N3Pureza:95.0%Forma y color:SolidPeso molecular:210.11-[4-(Trifluoromethyl)pyrimidin-2-yl]-1H-pyrazole-4-sulphonyl chloride
CAS:Fórmula:C8H4ClF3N4O2SPureza:95.0%Forma y color:SolidPeso molecular:312.65N-((2,6-DIOXO-1,2,3,6-TETRAHYDROPYRIMIDIN-4-YL)METHYL)ACETAMIDE
CAS:Fórmula:C7H9N3O3Pureza:95.0%Peso molecular:183.1672-BROMO-(5-(1-METHYL-4-PIPERIDINYL)METHOXY)-2-PYRIMIDINE
CAS:Fórmula:C11H16BrN3OPureza:95.0%Peso molecular:286.173Ref: 10-F326824
1g286,00€5g958,00€10g1.568,00€25g2.955,00€50g5.908,00€100g11.814,00€100mg95,00€250mg126,00€2-{[(4-chlorophenyl)methyl]amino}-6-methyl-3,4-dihydropyrimidin-4-one
CAS:Fórmula:C12H12ClN3OPureza:95.0%Peso molecular:249.74-[(6-Methoxy-pyrimidin-4-ylamino)-methyl]-piperidine-1-carboxylic acid tert-butyl ester
CAS:Fórmula:C16H26N4O3Pureza:95%Peso molecular:322.409(5-Bromopyrimidin-2-yl)acetic acid ethyl ester
CAS:Fórmula:C8H9BrN2O2Pureza:96%Forma y color:LiquidPeso molecular:245.0763-(6-Chloro-5-fluoropyrimidin-4-yl)-2-(2,4-difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol hydrochloride
CAS:Fórmula:C16H14Cl2F3N5OPureza:98%Peso molecular:420.221-(6-Ethoxy-2-methylsulfanyl-pyrimidin-4-yl)-piperidine-4-carboxylic acid
CAS:Fórmula:C13H19N3O3SPureza:95%Peso molecular:297.37
![1-[(2R,4S,5S)-4-azido-5-(hydroxymethyl)oxolan-2-yl]-5-methyl-1,2,3,4-tetrahydropyrimidine-2,4-dione](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF358376.webp&w=3840&q=75)
![[1-(6-Methoxy-2-methylsulfanyl-pyrimidin-4-yl)-piperidin-4-ylmethyl]-carbamic acid tert-butyl ester](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF090926.webp&w=3840&q=75)
![1-([1,1′-Biphenyl]-3-yl)-4-amino-5-chloropyrimidin-2(1H)-one](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF546646.webp&w=3840&q=75)
![[1-(6-Ethoxy-pyrimidin-4-yl)-piperidin-2-yl]-methanol](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF088951.webp&w=3840&q=75)
![1-[(4-Amino-2-methylpyrimidin-5-yl)methyl]-3,4-dimethylpyridin-1-ium chloride hydrochloride](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF182534.webp&w=3840&q=75)
![2-[5-(chloromethyl)-1,2,4-oxadiazol-3-yl]pyrimidine](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF495656.webp&w=3840&q=75)
![[(5-ethyl-4-methyl-6-oxo-1,6-dihydropyrimidin-2-yl)thio]acetic acid](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF495201.webp&w=3840&q=75)
![Tert-butyl n-[1-(2-chloropyrimidin-4-yl)piperidin-4-yl]carbamate](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF671521.webp&w=3840&q=75)
![4-{[4-(Trifluoromethyl)pyrimidin-2-yl]oxy}benzaldehyde](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF065157.webp&w=3840&q=75)
![[(3-pyrimidin-2-yl-1,2,4-oxadiazol-5-yl)methyl]amine hydrochloride](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF495900.webp&w=3840&q=75)
![tert-Butyl N-1-[6-(trifluoromethyl)pyrimidin-4-yl]piperidin-4-ylcarbamate](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF097438.webp&w=3840&q=75)
![[1-(6-Ethoxy-pyrimidin-4-yl)-piperidin-3-yl]-carbamic acid tert-butyl ester](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF089001.webp&w=3840&q=75)
![1-[4-(Trifluoromethyl)pyrimidin-2-yl]-1H-pyrazole-4-sulphonyl chloride](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF067915.webp&w=3840&q=75)
![2-{[(4-chlorophenyl)methyl]amino}-6-methyl-3,4-dihydropyrimidin-4-one](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF547368.webp&w=3840&q=75)
![4-[(6-Methoxy-pyrimidin-4-ylamino)-methyl]-piperidine-1-carboxylic acid tert-butyl ester](/_next/image/?url=https%3A%2Fstatic.cymitquimica.com%2Fproducts%2F10%2Fthumb-webp%2FF089044.webp&w=3840&q=75)
