479888
3,4,5-Trimethoxybenzaldehyde dimethyl acetal
98%
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About This Item
Linear Formula:
(CH3O)3C6H2CH(OCH3)2
CAS Number:
Molecular Weight:
242.27
UNSPSC Code:
12352100
PubChem Substance ID:
MDL number:
Assay:
98%
InChI
1S/C12H18O5/c1-13-9-6-8(12(16-4)17-5)7-10(14-2)11(9)15-3/h6-7,12H,1-5H3
SMILES string
COC(OC)c1cc(OC)c(OC)c(OC)c1
InChI key
PEZMUQHWXSFOIK-UHFFFAOYSA-N
assay
98%
refractive index
n20/D 1.514 (lit.)
bp
180 °C/10 mmHg (lit.)
density
1.147 g/mL at 25 °C (lit.)
Quality Level
General description
3,4,5-Trimethoxybenzaldehyde dimethyl acetal can be prepared by reacting 3,4,5-trimethoxybenzaldehyde with trimethyl orthoformate.
Application
3,4,5-Trimethoxybenzaldehyde dimethyl acetal may be used to synthesize 3,5-dimethoxy-4-ethylbenzaldehyde, which is an intermediate for preparing 4-alkyl-3,5-dihydroxy-substituted trans-stilbenes.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
235.4 °F - closed cup
flash_point_c
113 °C - closed cup
ppe
dust mask type N95 (US), Eyeshields, Gloves
Regulatory Information
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Synthesis of antibiotic stilbenes by reductive metalation of 3,4,5-trimethoxybenzaldehyde dimethyl acetal.
Azzena U, et al.
Synthetic Communications, 33(8), 1309-1317 (2003)
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