1081829

2-Butanol

United States Pharmacopeia (USP) Reference Standard

• Synonym(s): sec-Butyl alcohol
• Linear Formula: CH₃CH₂CH(OH)CH₃
• CAS Number: 78-92-2
• Molecular Weight: 74.12
• UNSPSC Code: 41116107
• NACRES: NA.24
• PubChem Substance ID: 329749171
• MDL number: MFCD00004569
• Beilstein/REAXYS Number: 773649

Properties

• grade: pharmaceutical primary standard
• agency: USP
• vapor density: 2.6 (vs air)
• vapor pressure: 12.5 mmHg ( 20 °C)
• expl. lim.: 9.8 %
• manufacturer/tradename: USP
• refractive index: n20/D 1.397 (lit.)
• bp: 98 °C (lit.)
• mp: −115 °C (lit.)
• density: 0.808 g/mL at 25 °C (lit.)
• application(s): pharmaceutical (small molecule)
• format: neat
• SMILES string: CCC(C)O
• InChI: 1S/C4H10O/c1-3-4(2)5/h4-5H,3H2,1-2H3
• InChI key: BTANRVKWQNVYAZ-UHFFFAOYSA-N

Description

General description

Find answers to frequently asked questions on USP products in USP FAQs.

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Application

2-Butanol USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:

• Butyl Alcohol
• Isobutyl Alcohol
• Pectin

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Safety Information

• pictograms: GHS02,GHS07
• signalword: Warning
• hcodes: H226,H319,H335,H336
• Hazard Classifications: Eye Irrit. 2 - Flam. Liq. 3 - STOT SE 3
• target_organs: Central nervous system, Respiratory system
• Storage Class: 3 - Flammable liquids
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• pcodes: P210 - P233 - P240 - P241 - P280 - P305 + P351 + P338