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Home › Product Catalog › 4-Hydroxybenzoic Acid Butyl Ester

4-Hydroxybenzoic Acid Butyl Ester

CAS 94-26-8C11H14O3MW 194.23

4-Hydroxybenzoic Acid Butyl Ester (CAS 94-26-8) — formula C11H14O3, molecular weight 194.23; category organic chemicals.

Specifications

CAS Number94-26-8
Molecular FormulaC11H14O3
Molecular Weight194.23
Melting Point154 to 156 °F (NTP, 1992)
Boiling Point156.00 to 157.00 °C. @ 3.50 mm Hg
LogPlog Kow = 3.57
CategoryOrganic Chemicals

Purchase Profile

What this product is

4-Hydroxybenzoic Acid Butyl Ester is a carbon-based organic compound with CAS registry number 94-26-8 and molecular formula C11H14O3 (molecular weight 194.23), belonging to the organic chemicals segment of chemical raw materials.

Identification

CAS number: 94-26-8

Its molecular formula C11H14O3 comprises 11 C, 14 H, 3 O atoms.

Also known as: 4-Hydroxybenzoic Acid Butyl Ester · Butylparaben · n-Butyl 4-hydroxybenzoate

Category: organic chemicals

Frequently Asked Questions

What is the CAS number of 4-Hydroxybenzoic Acid Butyl Ester?

The CAS registry number of 4-Hydroxybenzoic Acid Butyl Ester is 94-26-8.

What is the molecular formula and molecular weight of 4-Hydroxybenzoic Acid Butyl Ester?

Molecular formula C11H14O3, molecular weight 194.23.

What other names is 4-Hydroxybenzoic Acid Butyl Ester known by?

It is also registered under: 4-Hydroxybenzoic Acid Butyl Ester, Butylparaben, n-Butyl 4-hydroxybenzoate.

Which category does 4-Hydroxybenzoic Acid Butyl Ester belong to?

Category: Organic Chemicals.

PubChem Public Data

Public-database records for 4-Hydroxybenzoic Acid Butyl Ester (CAS 94-26-8), reproduced here for independent cross-checking.

Safety classification and hazard statements

GHS notification summary35.6% (479 / 1344)
Reported hazard statementsH315 (60.4%), H318 (21.6%), H319 (41.6%), H335 (39.7%), H412 (18.2%)

This chemical does not meet GHS hazard criteria for 35.6% (479 of 1344) of reports.

H315 (60.4%): Causes skin irritation [Warning Skin corrosion/irritation]

Regulatory listings

Regulatory & Food ContactFDA Substance added to food: FLAVORING AGENT OR ADJUVANT
FLAVOURING_AGENTFood Additives -> PRESERVATIVE: Flavouring Agent
Flavoring Agents
No safety concern at current levels of intake when used as a flavouring agent
TRS 913-JECFA 59/112
FAS 48-JECFA 57/273 (2001)
GHS notification summary35.6% (479 / 1344)

Physical description and handling notes

  • 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]
  • Solid
  • white crystals with little or no odour
  • Small, colorless crystals or powder
  • Crystalline powder

Reported physical properties

沸点156.00 to 157.00 °C. @ 3.50 mm Hg
沸点156-157 °C (3.5 mm Hg)
熔点154 to 156 °F (NTP, 1992)
熔点68.5 °C
熔点68 - 69 °C
闪点181 °C
溶解度In water, 2.07X10+2 mg/L at 20 °C
溶解度0.207 mg/mL at 20 °C
蒸气压0.000186 [mmHg]
LogPlog Kow = 3.57

How this substance is indexed

CAS Registry Number94-26-8
PubChem CID7184
分子式C11H14O3
IUPAC 名称butyl 4-hydroxybenzoate
UNII（FDA）3QPI1U3FV8
FEMA 编号2203
JECFA 编号870

Documented uses

  • Used as an antifungal agent, preservative in antiseptic creams, food preservative, and pharyngeal antiseptic; [HSDB] The parabens (methyl, ethyl, propyl, and butyl) were the most widely used preservatives in cosmetics (0.1% to 0.8%) until their sensitizing potential was recognized; [Marks, p. 115]
  • Table: Reported uses (ppm): (Flavor and Extract Manufacturers' Association, 1994) [Table#984]
  • Pharmaceutic aid (antifungal). Preservative in foods.
  • For more Uses (Complete) data for BUTYLPARABEN (6 total), please visit the HSDB record page.
  • Flavouring Agent -> FLAVOURING_AGENTFood Additives -> PRESERVATIVE -> JECFA Functional Classes
  • Flavoring Agents -> JECFA Flavorings Index

Names this substance appears under

BUTYLPARABEN; Butyl 4-hydroxybenzoate; 94-26-8; Butyl paraben; Butyl p-hydroxybenzoate; Butoben; Nipabutyl; Butyl chemosept; Butyl parasept; Tegosept B; Butyl tegosept; Butyl butex; Aseptoform butyl; Solbrol B; Butyl parahydroxybenzoate; n-Butyl p-hydroxybenzoate

Computed molecular descriptors

分子量194.23
XLogP33.6
氢键供体数1
氢键受体数3
可旋转键数5
精确质量194.094294304
单同位素质量194.094294304
拓扑极性表面积46.5
重原子数14
形式电荷0

Database abstract

4-Hydroxybenzoic Acid Butyl Ester · CAS 94-26-8 · C11H14O3. UNII 3QPI1U3FV8. 沸点: 156.00 to 157.00 °C. @ 3.50 mm Hg; 沸点: 156-157 °C (3.5 mm Hg); 熔点: 154 to 156 °F (NTP, 1992).

Source: PubChem / Wikidata; the batch COA governs where values differ.

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