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H33855 6-Bromopyrazolo[1,5-a]pyrimidine, 97%

CAS Number

Stock No. Size Price ($) Quantity Availability
H33855-03 1g 82.70
H33855-06 5g 272.00
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6-Bromopyrazolo[1,5-a]pyrimidine, 97%


Chemical Properties

Formula Weight
Melting point
Storage & Sensitivity
Light Sensitive. Ambient temperatures.
Slightly soluble in water.


6-Bromopyrazolo[1,5-a]pyrimidine is a reactant in the synthesis of LDN-212854, a selective and potent inhibitor of the BMP type I receptor kinases.


Light Sensitive. Store in dark. Store away from oxidizing agent.

Literature References

Agustin H. Mohedas; Xuechao Xing; Kelli A. Armstrong; Alex N. Bullock; Gregory D. Cuny; and Paul B. Yu. Development of an ALK2-Biased BMP Type I Receptor Kinase Inhibitor. ACS Chem. Biol. 20138 (6), 1291-1302

Mingshan Gao; Lei Duan; Jinfeng Luo; Lianwen Zhang; Xiaoyun Lu; Yan Zhang; Zhang Zhang; Zhengchao Tu; Yong Xu; Xiaomei Ren; and Ke Ding. Discovery and Optimization of 3-(2-(Pyrazolo[1,5-a]pyrimidin-6-yl)ethynyl)benzamides as Novel Selective and Orally Bioavailable Discoidin Domain Receptor 1 (DDR1) Inhibitors. J. Med. Chem. 201356 (8), 3281-3295

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


  • A10837

    1-Methylpiperazine, 98+%
  • A11515

    3-Iodobenzoic acid, 98+%
  • B23816

    1-(2-Hydroxyethyl)piperidine, 99%
  • H26241

    4,5-Bis(diphenylphosphino)-9,9-dimethylxanthene, 97%
  • H54295

    2-(4-Bromophenoxy)-N,N-dimethylethylamine, 97%

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