Butylparaben is an organic molecular entity.
How much products actually contain
No product states its amount yet.
Of the products containing it, 4 list it before the 1% line and 13 after it (usually 1% or less).
Products using this ingredient
12 of 16 confirmed · likeliest to carry enough first · See all 16
CourcellesTransparent Powder
Skin BenefitGray Hair Cover Mascara, 3 Types (Black Brown/Natural Brown/Natural Black)
Elizabeth ArdenElizabeth Arden Eight Hour® Cream Intensive Moisturizing Hand Treatment
DASHUDASHU For Men Premium Ultra Holding Power Wax
CelltiaraPomade Hair Glow Wax
GATSBYCurl Cream Wave & Hold 150ml
GATSBYSet & Keep Spray 263ml (Regular)
CelltiaraSoft Natural Matte Wax
CelltiaraExtreme Hard Matte Wax
It's a 10It's a 10 It's a 10 Silk Express Miracle Hair Mask
Miss Jessie'sMiss Jessie's Co-Wash for Natural Hair - Natural Hair Cleanser
It's a 10It's a 10 It's a 10 Miracle Volumizing Daily Shampoo
Definition
US FDA substance register · UNII 3QPI1U3FV8 · registered name BUTYLPARABEN · single chemical substance
Butylparaben is an organic molecular entity.
Source: PubChem
Butylparaben is the ester of butyl alcohol and p-hydroxybenzoic acid. It conforms to the formula:
Cosmetic roles
Safety & regulatory references
- Restricted
- China · Japan · South Korea
- Allowed preservative
- United Kingdom
Source: MFDS (Korea) cosmetic regulatory information · EU Cosmetics Regulation · Taiwan FDA cosmetic ingredients · UK cosmetics regulations (OPSS)
Argentina · Brazil
- Maximum concentration permitted at final product : (a) 0,14% (expresso como ácido) para a soma das concentrações individuais. (b) 0,8% (expresso como ácido) para a soma das concentrações individuais das substâncias mencionadas nos itens 11 e 11-A contidos no produto; neste caso a soma das concentrações individuais de butil e propilparabeno e seus sais não devem superar 0,14% (expresso como ácido).
- Other limitations and requirements : Não usar em produtos que não se enxáguem destinados a área de fraldas em crianças menores de 3 anos.
- Use conditions and warnings that must appear on the label : Em produtos que não se enxáguem desenhados para crianças menores de 3 anos: "Não usar nas áreas das fraldas".
ASEAN
- Maximum authorised concentration in the finished cosmetic product : 0.4% (as acid) for single ester 0.8% (as acid) for mixtures of esters
Taiwan
- (a) 0.14%
European Union
- Maximum concentration in ready for use preparation : - 0,14% (as acid) for the sum of the individual concentrations - 0,8% (as acid) for mixtures of substances mentioned in entry 12 and 12a, here the sum of the individual concentrations of butyl and propylparaben and their salts does not exceed 0,14%
- Other : Not to be used in leave-on products designed for application on the nappy area of children under three years of age.
- Wording of conditions of use and warnings : For leave-on products designed for children under three years of age: "Do not use on the nappy area"
Source: MFDS (Korea) cosmetic regulatory information
Not classified under Korea’s toxic-substance GHS list · existing chemical substance · priority-management substance
Restriction V/12a · Other restriction: ban substances that deplete the ozone layer · SCCS opinion: Extended Opinion on the Safety Evaluation of Parabens; Opinion concerning Restrictions on Materials listed in annex VI of Directive 76/768/EEC on Cosmetic Products; Opinion on Parabens; Opinion on Parabens updated request for a scientific opinion on 'propyl-and butylparaben'; Opinion on Parabens, underarm cosmetics and breast cancer
Source: EU CosIng ingredient list
Reviewed by CIR: Final Amended Report on the Safety Assessment of Methylparaben, Ethylparaben, Propylparaben, Isopropylparaben, Butylparaben, Isobutylparaben and Benzylparaben as used in cosmetic products
Reviewed by CIR: Final Report on the Safety Assessment of Methylparaben, Ethylparaben, Propylparaben, and Butylparaben
Reviewed by CIR: Amended Safety Assessment of Parabens as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name ブチルパラベン: 本品は、パラヒドロキシ安息香酸とブタノール(*)のエステルであり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 94-26-8
- EC No.EU chemical inventory number
- 202-318-7
- DTXSIDUS EPA chemical ID
- DTXSID3020209
- DTXCIDUS EPA compound ID
- DTXCID90209
- IUPAC
- Butyl 4-hydroxybenzoate
- Molecular formula
- C11H14O3
- Molecular weight
- 194.23 g/mol
Measured properties
- Appearance
- N-butyl-p-hydroxybenzoate appears as odorless white crystals or crystalline powder. Tasteless, but numbs the tongue. Aqueous solutions slightly acidic to litmus. (NTP, 1992) · Colorless solid, Insoluble in water (207 mg/L at 20 deg C), Very hygroscopic, [HSDB] White odorless solid, Insoluble in water, [CAMEO] Powder, Slightly soluble in water, [MSDSonline]
- Odour
- Odorless
- Boiling point
- 156.00 to 157.00 °C. @ 3.50 mm Hg · 156-157 °C (3.5 mm Hg)
- Melting point
- 154 to 156 °F (NTP, 1992) · 68.5 °C
- Solubility
- less than 1 mg/mL at 63 °F (NTP, 1992) · Crystalline powder, solubility in water: approx 1:125 /Butylparaben calcium salt/
- Stability
- Stable under recommended storage conditions. · Parabens are stable against hydrolysis during autoclaving & resist saponification /Parabens/
- Dissociation constant
- pKa = 8.47
- Colour
- colourless
- Melting/freezing point
- 68.8 ℃
- Initial boiling point and range
- 156 ℃
- Vapour pressure
- 0.000186 ㎜Hg (@ 25 ℃, est.)
- Water solubility
- 207 ㎎/ℓ (@ 20 ℃)
- Vapour density
- 6.7
- Relative density
- 1.23
- n-Octanol/water partition coefficient (Kow)
- 3.57
- Auto-ignition temperature
- (&, gt, 495℃)
- Molecular weight
- 194.23
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 24 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Preservative17
- Fragrance2
- Deodorizer2
- Flavouring and nutrient2
- Food preservative (EPA)1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
2 skin studies and 1 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 3 studies
- Category 6.5B (Category 1)
Skin Sensitization · Read Across - Category 6.3B (Category 3)
Skin Irritation · Read Across - Category 6.4A (Category 2A)
Eye Irritation · Read Across
Source: US EPA CompTox dashboard
Related literature
- Preliminary ecological risk assessment of butylparaben and benzylparaben -2. Fate and partitioning in aquatic environments. · 2007
- Influence of the butylparaben administration on the oxidative stress metabolism of liver, kidney and spleen · 2020
- Pancreatic beta cells are a sensitive target of embryonic exposure to butylparaben in zebrafish (Danio rerio) · 2018
- Polycyclodextrin and Carbon Nanotubes as Composite for Tyrosinase Immobilization and Its Superior Electrocatalytic Activity Towards Butylparaben an Endocrine Disruptor. · 2015
- Lack of effect of butylparaben and methylparaben on the reproductive system in male rats. · 2008
Linked databases 26
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- EU Cosmetics Regulation
- EU SCCS safety opinions 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- MFDS (Korea) cosmetic regulatory information 2 3
- NIST Chemistry WebBook
- PubChem 2
- Taiwan FDA cosmetic ingredients
- Tlooto literature search 2 3 4 5
- UK cosmetics regulations (OPSS)
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2 3 4
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata
- Wikipedia · English