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((Short description|Chemical compound))
((more citations needed|date=January 2021))
((Drugbox
| Watchedfields = changed
| verifiedrevid = 443864211
| IUPAC_name = 7-Hydroxy-4-methylchromen-2-one
| image = Hymecromone.png
<!--Clinical data-->
| tradename =  
| Drugs.com = ((drugs.com|international|hymecromone))
| pregnancy_AU = <!-- A / B1 / B2 / B3 / C / D / X -->
| pregnancy_US = <!-- A / B            / C / D / X -->
| pregnancy_category =  
| legal_AU = <!-- S2, S3, S4, S5, S6, S7, S8, S9 or Unscheduled-->
| legal_CA = <!-- Schedule I, II, III, IV, V, VI, VII, VIII -->
| legal_UK = <!-- GSL, P, POM, CD, or Class A, B, C -->
| legal_US = <!-- OTC / Rx-only / Schedule I, II, III, IV, V -->
| legal_status =  
| routes_of_administration =  
<!--Pharmacokinetic data-->
| bioavailability =  
| protein_bound =  
| metabolism =  
| elimination_half-life =  
| excretion =  
<!--Identifiers-->
| CAS_number_Ref = ((cascite|correct|??))
| CAS_number = 90-33-5
| ATC_prefix = A05
| ATC_suffix = AX02
| PubChem = 5280567
| DrugBank_Ref = ((drugbankcite|correct|drugbank))
| DrugBank = DB07118
| ChemSpiderID_Ref = ((chemspidercite|correct|chemspider))
| ChemSpiderID = 4444190
| UNII_Ref = ((fdacite|correct|FDA))
| UNII = 3T5NG4Q468
| KEGG_Ref = ((keggcite|correct|kegg))
| KEGG = D00170
| ChEBI_Ref = ((ebicite|correct|EBI))
| ChEBI = 17224
| ChEMBL_Ref = ((ebicite|correct|EBI))
| ChEMBL = 12208
<!--Chemical data-->
| C=10 | H=8 | O=3
| smiles = CC1=CC(=O)OC2=C1C=CC(=C2)O
| StdInChI_Ref = ((stdinchicite|correct|chemspider))
| StdInChI = 1S/C10H8O3/c1-6-4-10(12)13-9-5-7(11)2-3-8(6)9/h2-5,11H,1H3
| StdInChIKey_Ref = ((stdinchicite|correct|chemspider))
| StdInChIKey = HSHNITRMYYLLCV-UHFFFAOYSA-N
| synonyms = 4-Methylumbelliferone
))

'''Hymecromone''' (4-methylumbelliferone) is a drug used in [[bile]] therapy. It is used as [[choleretic]] and [[antispasmodic]] drugs and as a standard for the fluorometric determination of enzyme activity.<ref name="pmid7390976">((cite journal | vauthors = Yang Y, Hamaguchi K | title = Hydrolysis of 4-methylumbelliferyl N-acetyl-chitotrioside catalyzed by hen and turkey lysozymes. pH dependence of the kinetics constants | journal = Journal of Biochemistry | volume = 87 | issue = 4 | pages = 1003–14 | date = April 1980 | pmid = 7390976 | doi = 10.1093/oxfordjournals.jbchem.a132833 ))</ref>

Hymecromone is a crystalline solid with a melting point of 194–195&nbsp;°C.  It is soluble in [[methanol]] and [[glacial acetic acid]].

==See also==
*[[Umbelliferone]]
*[[Coumarin]]

==References==
((Reflist))

((Bile and liver therapy))
((coumarin))

[[Category:Coumarin drugs]]
[[Category:Phenols]]


((gastrointestinal-drug-stub))

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