Sodium methylparaben

Sodium methylparaben
Names
	Preferred IUPAC name Sodium 4-(methoxycarbonyl)phenoxide
	Other names Sodium methyl p-hydroxybenzoate; Methylparaben sodium salt; E219;
Identifiers
CAS Number	5026-62-0 ;
3D model (JSmol)	Interactive image;
ChEMBL	ChEMBL2106903;
ChemSpider	19863;
ECHA InfoCard	100.023.377
EC Number	225-714-1;
E number	E219 (preservatives)
KEGG	D02458;
PubChem CID	23663626;
UNII	CR6K9C2NHK ;
CompTox Dashboard (EPA)	DTXSID1042156 ;
	InChI InChI=1S/C8H8O3.Na/c1-11-8(10)6-2-4-7(9)5-3-6;/h2-5,9H,1H3;/q;+1/p-1 Key: PESXGULMKCKJCC-UHFFFAOYSA-M;
	SMILES O=C([O-])C1=CC=C(O)C=C1.[Na+];
Properties
Chemical formula	C8H7NaO3
Molar mass	174.131 g·mol−1
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H302, H315, H318, H412
Precautionary statements	P264, P270, P273, P280, P301+P312, P302+P352, P305+P351+P338, P310, P321, P330, P332+P313, P362, P501
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Sodium methylparaben (sodium methyl para-hydroxybenzoate) is a compound with formula Na(CH₃(C₆H₄COO)O).^[1] It is the sodium salt of methylparaben.^[1]

It is a food additive with the E number E219 which is used as a preservative.^[2]^[3] Sodium methylparaben is a widely used preservative in the food, pharmaceutical, and cosmetic industries. It serves as an antimicrobial agent that helps extend the shelf life of various products.^[4]

References

1 2 "Methylparaben Sodium (Inactive Ingredient)". Drugs.com. Retrieved 2022-08-05.
↑ "Approved additives and E numbers". Food Standards Agency. Retrieved 2022-08-05.
↑ Authority (EFSA), European Food Safety (2004). "Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to para hydroxybenzoates (E 214–219)". EFSA Journal. 2 (9): 83. doi:10.2903/j.efsa.2004.83. ISSN 1831-4732.
↑ "Buy Bulk - Sodium Methylparaben | Manufacturer-Supplier". 2025-04-17. Retrieved 2026-08-10.

[:0-1] 1 2 "Methylparaben Sodium (Inactive Ingredient)". Drugs.com. Retrieved 2022-08-05.

[2] "Approved additives and E numbers". Food Standards Agency. Retrieved 2022-08-05.

[3] Authority (EFSA), European Food Safety (2004). "Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to para hydroxybenzoates (E 214–219)". EFSA Journal. 2 (9): 83. doi:10.2903/j.efsa.2004.83. ISSN 1831-4732.

[4] "Buy Bulk - Sodium Methylparaben | Manufacturer-Supplier". 2025-04-17. Retrieved 2026-08-10.

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