3,4-Dihydroxy-5-methoxybenzaldehyde
Names
[ CAS No. ]:
3934-87-0
[ Name ]:
3,4-Dihydroxy-5-methoxybenzaldehyde
[Synonym ]:
3-hydroxyvanillin
3,4-Dihydroxy-5-methoxybenzaldehyde
Benzaldehyde, 3,4-dihydroxy-5-methoxy-
Protocatechualdehyde,5-methoxy
3,4-dihydroxy-5-methoxy-benzaldehyd
5-METHOXY-3,4-DIHYDROXYBENZALDEHYDE
3,4-dihydroxy-5-methoxy-benzaldehyde
5-Methoxyprotocatechualdehyde
MFCD00016610
3,4-Dihydroxy-5-methoxybenzolcarbaldehyd
5-methoxy-protocatechualdehyd
3,4-dihydroxy-5-methoxybenzadehyde
EINECS 223-513-3
3,4-Dihydroxy-5-methoxybenzaldehdye
4,5-dihydroxy-3-methoxybenzaldehyde
3-METHOXY-4,5-DIHYDROXYBENZALDEHYDE
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
339.9±37.0 °C at 760 mmHg
[ Melting Point ]:
131-134°C
[ Molecular Formula ]:
C8H8O4
[ Molecular Weight ]:
168.147
[ Flash Point ]:
143.1±20.0 °C
[ Exact Mass ]:
168.042252
[ PSA ]:
66.76000
[ LogP ]:
1.05
[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C
[ Index of Refraction ]:
1.631
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- CU5620000
- CHEMICAL NAME :
- Benzaldehyde, 3,4-dihydroxy-5-methoxy-
- CAS REGISTRY NUMBER :
- 3934-87-0
- BEILSTEIN REFERENCE NO. :
- 1956546
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 1
- MOLECULAR FORMULA :
- C8-H8-O4
- MOLECULAR WEIGHT :
- 168.16
- WISWESSER LINE NOTATION :
- VHR CQ DQ EO1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 650 mg/kg
- TOXIC EFFECTS :
- Behavioral - altered sleep time (including change in righting reflex)
- REFERENCE :
- JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 7,178,1964
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H315-H319-H335
[ Precautionary Statements ]:
P261-P305 + P351 + P338
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves
[ Hazard Codes ]:
Xi: Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36
[ RIDADR ]:
NONH for all modes of transport
[ RTECS ]:
CU5620000
[ HS Code ]:
2912499000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2912499000
[ Summary ]:
2912499000. other aldehyde-ethers, aldehyde-phenols and aldehydes with other oxygen function. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%
Articles
Plant Mol. Biol. 51(6) , 973-89, (2003)
A promoter-trap screen allowed us to identify an Arabidopsis line expressing GUS in the root vascular tissues. T-DNA border sequencing showed that the line was mutated in the caffeic acid O-methyltran...
MESCALINE ANALOGS. III. 2, 4, 6-TRIALKYL-AND 3, 4-DIHYDROXY-5-METHOXY-ß-PHENETHYLAMINES. Benington F, et al.J. Org. Chem. 20(9) , 1292-1296, (1955)
Structure and synthesis of (±)-Wuweizisu C. Schneiders GE and Stevenson R.
J. Org. Chem. 46(41) , 2969-71, (1981)