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ChemicalBook >> CAS DataBase List >> 4-Aminopyrimidine

4-Aminopyrimidine

4-Aminopyrimidine price.
  • $6 - $1919
  • Product name: 4-Aminopyrimidine
  • CAS: 591-54-8
  • MF: C4H5N3
  • MW: 95.1
  • EINECS:200-158-5
  • MDL Number:MFCD00006112
  • Synonyms:4-AMinopyriMidine, 97+%;4-AMINOPYRIMIDINE;4-Pyrimidinamine (9CI);3,4-Dihydro-4-iminopyrimidine;4-Pyrimidineamine;6-Aminopyrimidine;Pyrimidin-4-ylamine;4-AMINOPYRIMIDINE 98%
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  • Manufactureraablocks
  • Product numberAA00IAFM
  • Product description4-Aminopyrimidine 97%
  • Packaging250mg
  • Price$8
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IAFM
  • Product description4-Aminopyrimidine 97%
  • Packaging1g
  • Price$10
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IAFM
  • Product description4-Aminopyrimidine 97%
  • Packaging10g
  • Price$37
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IAFM
  • Product description4-Aminopyrimidine 97%
  • Packaging5g
  • Price$26
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IAFM
  • Product description4-Aminopyrimidine 97%
  • Packaging25g
  • Price$91
  • Updated2026-05-29
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  • Manufactureraablocks
  • Product numberAA00IAFM
  • Product description4-Aminopyrimidine 97%
  • Packaging100g
  • Price$320
  • Updated2026-05-29
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  • ManufacturerACHEMBLOCK
  • Product numberS71209
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging25G
  • Price$160
  • Updated2026-05-25
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  • ManufacturerACHEMBLOCK
  • Product numberS71209
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging25G
  • Price$160
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberS71209
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging5G
  • Price$40
  • Updated2026-05-25
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  • ManufacturerACHEMBLOCK
  • Product numberS71209
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging5G
  • Price$40
  • Updated2026-05-27
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  • ManufacturerACHEMBLOCK
  • Product numberS71209
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging100G
  • Price$565
  • Updated2026-05-25
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  • ManufacturerACHEMBLOCK
  • Product numberS71209
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging100G
  • Price$565
  • Updated2026-05-27
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  • ManufacturerAcints
  • Product numberACI-BNW-01615
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging100g
  • Price$1140
  • Updated2026-05-20
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  • ManufacturerAcints
  • Product numberACI-BNW-01615
  • Product descriptionpyrimidin-4-amine 95%
  • Packaging25g
  • Price$470
  • Updated2026-05-20
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  • ManufacturerActivate Scientific
  • Product numberAS22453
  • Product description4-Aminopyrimidine 98%
  • Packaging25g
  • Price$178
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS22453
  • Product description4-Aminopyrimidine 98%
  • Packaging5g
  • Price$47
  • Updated2026-06-04
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00IAFM 4-Aminopyrimidine 97% 250mg $8 2026-05-29 Buy
aablocks AA00IAFM 4-Aminopyrimidine 97% 1g $10 2026-05-29 Buy
aablocks AA00IAFM 4-Aminopyrimidine 97% 10g $37 2026-05-29 Buy
aablocks AA00IAFM 4-Aminopyrimidine 97% 5g $26 2026-05-29 Buy
aablocks AA00IAFM 4-Aminopyrimidine 97% 25g $91 2026-05-29 Buy
aablocks AA00IAFM 4-Aminopyrimidine 97% 100g $320 2026-05-29 Buy
ACHEMBLOCK S71209 pyrimidin-4-amine 95% 25G $160 2026-05-25 Buy
ACHEMBLOCK S71209 pyrimidin-4-amine 95% 25G $160 2026-05-27 Buy
ACHEMBLOCK S71209 pyrimidin-4-amine 95% 5G $40 2026-05-25 Buy
ACHEMBLOCK S71209 pyrimidin-4-amine 95% 5G $40 2026-05-27 Buy
ACHEMBLOCK S71209 pyrimidin-4-amine 95% 100G $565 2026-05-25 Buy
ACHEMBLOCK S71209 pyrimidin-4-amine 95% 100G $565 2026-05-27 Buy
Acints ACI-BNW-01615 pyrimidin-4-amine 95% 100g $1140 2026-05-20 Buy
Acints ACI-BNW-01615 pyrimidin-4-amine 95% 25g $470 2026-05-20 Buy
Activate Scientific AS22453 4-Aminopyrimidine 98% 25g $178 2026-06-04 Buy
Activate Scientific AS22453 4-Aminopyrimidine 98% 5g $47 2026-06-04 Buy

Properties

Melting point :154-156 °C (lit.)
Boiling point :167.6°C (rough estimate)
Density :1.1031 (rough estimate)
refractive index :1.5200 (estimate)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
form :Crystals or Powder
pka :5.71(at 20℃)
color :White to slightly beige
Water Solubility :Slightly soluble in water.
λmax :273nm(EtOH)(lit.)
InChI :InChI=1S/C4H5N3/c5-4-1-2-6-3-7-4/h1-3H,(H2,5,6,7)
InChIKey :OYRRZWATULMEPF-UHFFFAOYSA-N
SMILES :C1=NC=CC(N)=N1
CAS DataBase Reference :591-54-8(CAS DataBase Reference)
NIST Chemistry Reference :Pyrimidine, 4-amino-,(591-54-8)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

4-Aminopyrimidine has been used in the preparation of 1:4-dihydro-4-imino-1-methylpyrimidine hydriodide.

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