Trimethyl orthoformate

Modify Date: 2025-08-20 22:37:57

Trimethyl orthoformate structure	Common Name	Trimethyl orthoformate
	CAS Number	149-73-5	Molecular Weight	106.120
	Density	0.9±0.1 g/cm3	Boiling Point	104.0±0.0 °C at 760 mmHg
	Molecular Formula	C₄H₁₀O₃	Melting Point	-53 °C
	MSDS	Chinese USA	Flash Point	15.6±0.0 °C
	Symbol	GHS02, GHS07	Signal Word	Danger

Name	Trimethoxymethane
Synonym	More Synonyms

Density	0.9±0.1 g/cm3
Boiling Point	104.0±0.0 °C at 760 mmHg
Melting Point	-53 °C
Molecular Formula	C₄H₁₀O₃
Molecular Weight	106.120
Flash Point	15.6±0.0 °C
Exact Mass	106.062996
PSA	27.69000
LogP	0.55
Vapour density	3.67 (vs air)
Vapour Pressure	36.5±0.1 mmHg at 25°C
Index of Refraction	1.370
Water Solubility	10 g/L (hydrolysis)

Trimethyl orthoformate MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: RM6650000

CHEMICAL NAME :: Orthoformic acid, trimethyl ester

CAS REGISTRY NUMBER :: 149-73-5

BEILSTEIN REFERENCE NO. :: 0969215

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C4-H10-O3

MOLECULAR WEIGHT :: 106.14

WISWESSER LINE NOTATION :: 1OYO1&O1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,350,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,350,1986

Symbol	GHS02, GHS07
Signal Word	Danger
Hazard Statements	H225-H319
Precautionary Statements	P210-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F:Flammable
Risk Phrases	R11;R36
Safety Phrases	S9-S16-S26-S29
RIDADR	UN 3272 3/PG 2
WGK Germany	1
RTECS	RM6650000
Packaging Group	II
Hazard Class	3
HS Code	2915130000

Precursor 10
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DownStream 10
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CAS#:3588-31-6 2,3-Dimethoxy-1... CAS#:4316-35-2 (1,1,2,2-TETRAF...

HS Code	2909199090
Summary	2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Intramolecular Hydrogen Bonding and Linear Pentapyrrole Conformation.

Monatsh. Chem 145(7) , 1117-1135, (2014)

Three new linear pentapyrrole rubinoid analogs: 2,3,7,8,17,18,22,23-octamethyl-12,13-bis-(2-carboxyethyl)-1,10,15,24,25,27,28,29-octahydro-27H-pentapyrrin-1,24-dione and 2,3,8,12,13,17,22,23-octamethy...

4-02-00-00022 (Beilstein Handbook Reference)

Trimethyl orthoformate

Orthoformic acid methyl ester

Orthoformic acid, trimethyl ester

Orthoformic acid trimethyl ester

Orthomravencan methylnaty

Methane, trimethoxy-

Orthoformic acid,trimethyl ester

trimethylortoformate

Trimethoxymethane

Methane,trimethoxy

EINECS 205-745-7

Methyl Orthoformate

anhydrous trimethyl orthoformate

MFCD00008483

Trimethylorthoformate

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Trimethyl orthoformate
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Trimethyl orthoformate
Price: ￥148.0/500ml
Purity: 98.0%
Delivery: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Trimethoxymethane TOP1 supplier in China
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: Trimethoxymethane
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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Trimethyl orthoformate

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