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H32258 4-(4-Morpholinyl)benzoic acid, 97%

CAS Number
4-Morpholinobenzoic acid

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4-(4-Morpholinyl)benzoic acid, 97%


Chemical Properties

Formula Weight
Melting point
Storage & Sensitivity
Store under Nitrogen. Keep Cold. Moisture Sensitive. Light Sensitive.
Slightly soluble in water.


4-(4-Morpholinyl)benzoic acid, is used as an intermediate in organic synthesis. The water based additive is used in a variety of applications as a heat-sealing and anti-blocking agent.


Moisture & Light Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Stable under recommended storage conditions. Keep away from strong oxidizing agents, water and heat.

Literature References

BM Mueller.; WA Wrasidlo.; RA Reisfeld. Antibody conjugates with morpholinodoxorubicin and acid cleavable linkers. Bioconjugate chemistry. 19901 (5), 325-330.

D Monge.; KL Jensen.; I Marín.; KA Jørgensen. Synthesis of 1, 2, 4-Triazolines: Base-Catalyzed Hydrazination/Cyclization Cascade of α-Isocyano Esters and Amides. Organic letters. 201113 (2), 328-331.

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


  • A14828

    Calcium citrate tetrahydrate, 96%
  • B24138

    1-n-Butyl-4-chlorobenzene, 97%
  • 16199

    Styrene, 99.5% stab. with 4-tert-butylcatechol
  • H55761

    2,6-Di-tert-butylpyridine, 97+%
  • H36155

    Triethylammonium formate solution 2M (1:1, pH 6.5)

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