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Key Documents

33233

Sigma-Aldrich

Hexamethylenetetramine

puriss. p.a., reag. Ph. Eur., ≥99.5% (calc. to the dried substance)

동의어(들):

1,3,5,7-Tetraazatricyclo[3.3.1.13,7]decane, Hexamine, Methenamine, Urotropine

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About This Item

실험식(Hill 표기법):
C6H12N4
CAS Number:
Molecular Weight:
140.19
Beilstein:
2018
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.21

Agency

USP/NF
reag. Ph. Eur.

Quality Level

vapor pressure

<0.01 mmHg ( 20 °C)

grade

puriss. p.a.

분석

≥99.5% (calc. to the dried substance)

형태

solid

autoignition temp.

770 °F

불순물

≤0.001% heavy metals (as Pb)
≤0.01% ammonium (NH4)

무기 잔류물

≤0.01% (as SO4)

pH

8.5-9.5 (20 °C, 10%)

mp

280 °C (subl.) (lit.)

solubility

H2O: soluble

음이온 미량물

chloride (Cl-): ≤20 mg/kg
sulfate (SO42-): ≤50 mg/kg

SMILES string

C1N2CN3CN1CN(C2)C3

InChI

1S/C6H12N4/c1-7-2-9-4-8(1)5-10(3-7)6-9/h1-6H2

InChI key

VKYKSIONXSXAKP-UHFFFAOYSA-N

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일반 설명

Hexamethylenetetramine is a hexamine. It participates in Duff reaction for the synthesis of o-hydroxybenzaldehyde derivatives.

애플리케이션

Hexamethylenetetramine may be used as reagent in the synthesis of 3 and 5-aldehydo salicylic acid, and 2-hydroxy naphthaldehyde, via reaction with salicylic acid and β-naphthol respectively, followed by the treatment with HCl (hydrolysis). It may be used for the synthesis of phenolic aldehydes. It may be used as formylating reagent for the synthesis of various aldehydes.
It has been used for the preparation of ceria nanoparticles, via precipitation method.

픽토그램

FlameExclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Flam. Sol. 2 - Skin Sens. 1B

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 1

Flash Point (°F)

482.0 °F - closed cup

Flash Point (°C)

250 °C - closed cup

개인 보호 장비

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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문서 라이브러리 방문

Formylation of aromatic compounds with hexamethylenetetramine and trifluoroacetic acid.
Smith WE.
The Journal of Organic Chemistry, 37(24), 3972-3973 (1972)
96. A new general method for the preparation of o-hydroxyaldehydes from phenols and hexamethylenetetramine.
Duff JC.
Journal of the Chemical Society, 547-550 (1941)
Degradation mitigation in polymer electrolyte membranes using cerium oxide as a regenerative free-radical scavenger.
Trogadas P, et al.
Electrochemical and Solid-State Letters, 11(7), B113-B116 (2008)
Jianguo Hu et al.
Talanta, 93, 345-349 (2012-04-10)
A green, one-step method for synthesis of graphene-Au nanoparticles (graphene-AuNPs) was introduced in this article, using an environmentally benign hexamethylenetetramine (HMTA) as reducing and stabilizing agent. HMTA slowly was hydrolyzed to generate aldehyde ammonia to reduce graphene oxides (GO) and
Ann Pontén et al.
Contact dermatitis, 68(1), 50-53 (2012-10-06)
The currently used patch test concentration for formaldehyde is 1.0% (wt/vol) in water. However, clinical experience and previous studies suggest that 1.0% might be insufficient for detecting an optimized number of clinically relevant cases of contact allergy to formaldehyde. To

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