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621-23-8 - 1,3,5-Trimethoxybenzene, 99% - Phloroglucinol trimethyl ether - A13981 - Alfa Aesar

A13981 1,3,5-Trimethoxybenzene, 99%

Codice CAS
621-23-8
Sinonimi
Phloroglucinol trimethyl ether

Dimensioni Prezzo ($) Quantità Disponibilità
10g 26,10
50g 81,80
250g 312,00
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1,3,5-Trimethoxybenzene, 99%

MDL
MFCD00008385
EINECS
210-673-4

Proprietà chimiche

Formula
C9H12O3
Peso formula
168.19
Punto di fusione
51-53°
Punto di ebollizione
255°
Punto di infiammabilità
85°(185°F)
Solubilità
Insoluble in water.

Applicazioni

1,3,5-Trimethoxybenzene is a key component of the Chinese rose odor. It is used as a cosmetic agents. It was employed as secondary standard in quantitative proton NMR spectroscopy of pharmaceuticals. It cleaves p-methoxybenzyl protecting group on various alcohols and acids

Note

Store in a cool, dry, well-ventilated area. Store away from oxidizing agent.

Letteratura

Gabriel Scalliet; Noellie Journot; Frédéric Jullien, Sylvie Baudino; Jean-Louis Magnard; Stéphanie Channelière; Philippe Vergne; Christian Dumas; Mohammed Bendahmane; J.Mark Cock; Philippe Hugueney. Biosynthesis of the major scent components 3,5-dimethoxytoluene and 1,3,5-trimethoxybenzene by novel rose O-methyltransferases. FEBS Letters. 2002, 523 (1-3), 113-118.

Shuiqin Wu; Naoharu Watanabe; Satoru Mita; Hideo Dohra; Yoshihiro Ueda; Masaaki Shibuya and Yutaka Ebizuka. The Key Role of Phloroglucinol O-Methyltransferase in the Biosynthesis of Rosa chinensis Volatile 1,3,5-Trimethoxybenzene. American Society of Plant Biologists. 2004, 135 (1), 95-102.

Direct dilithiation with n-BuLi/TMEDA gave, after reaction with TMS chloride, the 2,4-disilyl derivative in 85-95% yield: J. Org. Chem., 49, 4657 (1984).

Has been used as the non-transferable group in the conjugate addition of organocuprates. (With Li dialkyl cuprates only one of the two alkyl groups is transferred, with consequent 50% maximum yield.): Chem. Lett., 745 (1988):

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H301

Toxic if swallowed.

Dichiarazioni precauzionali: P260-P201-P280-P304+P340-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Beilstein
1307993
Codice tariffe armonizzato
2909.30
TSCA
Yes
RTECS
DC2810000

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