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Safety Information

52387

Sigma-Aldrich

Hexadecyltrimethylammonium hydroxide solution

~25% in methanol (T)

Synonym(s):

CTAOH solution, Cetrimonium hydroxide solution, Cetyltrimethylammonium hydroxide

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About This Item

Linear Formula:
CH3(CH2)15N(OH)(CH3)3
CAS Number:
505-86-2
Molecular Weight:
301.55
Beilstein:
3723055
MDL number:
MFCD00041921
UNSPSC Code:
12352106
PubChem Substance ID:
57651372
NACRES:
NA.22

Quality Level

100

concentration

~25% in methanol (T)

refractive index

n20/D 1.372

functional group

amine

SMILES string

[OH-].CCCCCCCCCCCCCCCC[N+](C)(C)C

InChI

1S/C19H42N.H2O/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(2,3)4;/h5-19H2,1-4H3;1H2/q+1;/p-1

InChI key

WJLUBOLDZCQZEV-UHFFFAOYSA-M

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Application

Hexadecyltrimethylammonium hydroxide solution is a commonly used phase transfer agent and surfactant solution employed in the synthesis of a variety of mesoporous materials, micelle complexes and transition-metal oxides.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B - STOT SE 1

Target Organs

Eyes

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

51.8 °F

Flash Point(C)

11 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Alcohols
Hazardous rank II

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

52387-250ML:4548173165646
52387-VAR:
52387-50ML:4548173165653
52387-BULK:

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL1463
BCCG3605
BCCD0655
BCCB9275
BCBW4258

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A quantitative analysis of the effects of head group bulk on SN2 and E2 reactions in cationic micelles.
Brinchi L, et al.
Langmuir, 13(17), 4583-4587 (1997)
Salt-gel synthesis of porous transition-metal oxides.
Stein A, et al.
Chemistry of Materials, 7(2), 304-313 (1995)
Ordered mesoporous molecular sieves synthesized by a liquid-crystal template mechanism.
Kresge C T, et al.
Nature, 359(6397), 710-710 (1992)
Wormlike micelle assisted rod coating: A general method for facile fabrication of large-area conductive nanomaterial thin layer onto flexible plastics.
Xie J, et al.
ACS Applied Materials & Interfaces, 4(6), 2891-2896 (2012)
Studies on mesoporous materials: I. Synthesis and characterization of MCM-41.
Chen C Y, et al.
Microporous Mater., 2(1), 17-26 (1993)
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