3,4,5-Trimethoxybenzaldehyde

Modify Date: 2025-08-21 13:56:51

3,4,5-Trimethoxybenzaldehyde structure	Common Name	3,4,5-Trimethoxybenzaldehyde
	CAS Number	86-81-7	Molecular Weight	196.200
	Density	1.1±0.1 g/cm3	Boiling Point	311.4±37.0 °C at 760 mmHg
	Molecular Formula	C₁₀H₁₂O₄	Melting Point	72-74 °C(lit.)
	MSDS	Chinese USA	Flash Point	136.8±26.5 °C

Use of 3,4,5-Trimethoxybenzaldehyde

3,4,5-Trimethoxybenzaldehyde is an intermediate for the synthesis of various pharmaceuticals, especially for trimethoprim used to treat bacterial infections, including urinary tract pathogens infection[1].

Name	3,4,5-Trimethoxybenzaldehyde
Synonym	More Synonyms

Description	3,4,5-Trimethoxybenzaldehyde is an intermediate for the synthesis of various pharmaceuticals, especially for trimethoprim used to treat bacterial infections, including urinary tract pathogens infection[1].
Related Catalog	Research Areas >> Infection Signaling Pathways >> Anti-infection >> Bacterial
References	[1]. Basanti LalHiran, et al. Oxidation of 3,4,5-trimethoxybenzaldehyde by pyridinium fluorochromate in N,N-dimethyl formamide medium: A kinetic and mechanistic study. Arabian Journal of Chemistry. Volume 9, Supplement 1, September 2016, Pages S440-S445

Density	1.1±0.1 g/cm3
Boiling Point	311.4±37.0 °C at 760 mmHg
Melting Point	72-74 °C(lit.)
Molecular Formula	C₁₀H₁₂O₄
Molecular Weight	196.200
Flash Point	136.8±26.5 °C
Exact Mass	196.073563
PSA	44.76000
LogP	1.40
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.525
Storage condition	2-8°C
Water Solubility	slightly soluble

3,4,5-Trimethoxybenzaldehyde MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CU8462000

CHEMICAL NAME :: Benzaldehyde, 3,4,5-trimethoxy-

CAS REGISTRY NUMBER :: 86-81-7

BEILSTEIN REFERENCE NO. :: 0395163

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H12-O4

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Bird - wild bird species

DOSE/DURATION :: 422 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: AECTCV Archives of Environmental Contamination and Toxicology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 070944) V.1- 1973- Volume(issue)/page/year: 12,355,1983

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi,C
Risk Phrases	R36/37/38
Safety Phrases	S22-S24/25
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	CU8462000
HS Code	29124900

Precursor 10
CAS#:4521-61-3 Trimethylgalloy... CAS#:3840-31-1 (3,4,5-Trimetho... CAS#:118-41-2 Trimethylgallic acid CAS#:3291-03-0 3,4,5-Trimethox...
CAS#:39201-89-3 3,4,5-TRIMETHOX... CAS#:57009-70-8 2-(3,4,5-trimet... CAS#:77-78-1 Dimethyl sulfate CAS#:134-96-3 Syringaldehyde
CAS#:59276-37-8 3,4,5-trimethox... CAS#:105143-07-5 (E)-1,1-dimethy...
DownStream 10
CAS#:108683-61-0 Triphenyl-[(3,4... CAS#:105686-91-7 1-(4-methoxyphe... CAS#:106331-50-4 1-(3,4,5-trimet... CAS#:108132-05-4 1-(4-hydroxyphe...
CAS#:109971-64-4 3-methoxy-6-[2-... CAS#:37785-48-1 2-(3,4,5-Trimet... CAS#:3840-30-0 5-(Chloromethyl... CAS#:324519-54-2 A-TOSYL-(3,4,5-...
CAS#:3934-87-0 3,4-Dihydroxy-5... CAS#:29865-90-5 3,4-Dimethoxy-5...

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%

3,4,5-Trimethoxybenzaldehyde

tri-o-methylgallaldehyde

EINECS 201-701-6

3,4,5-tri-(OMe)-PhCHO

BENZALDEHYDE,3,4,5-TRIMETHOXY

3,4,5-tri-MeO-C6H2CHO

3,4,5-tri-OMe-C6H3CHO

3,4,5-Trimethoxybenzolcarbaldehyd

Benzaldehyde, 3,4,5-trimethoxy-

3,4,5-(OMe)3-C6H2CHO

3,4,5-trimethoxy-benzaldehyde

MFCD00003364

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4,5-Trimethoxybenzaldehyde
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3,4,5-Trimethoxybenzaldehyde
Price: ￥78.0/25g ￥168.0/100g ￥508.0/500g
Purity: 98.0%
Delivery: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: 3,4,5-Trimethoxybenzaldehyde
Price: ￥Inquiry/1g
Purity: 98.9%
Delivery: 1 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4,5-Trimethoxybenzaldehyde
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 3,4,5-Trimethoxybenzaldehyde
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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3,4,5-Trimethoxybenzaldehyde

Use of 3,4,5-Trimethoxybenzaldehyde

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