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8.00885

Trimethyl orthoformate

for synthesis

Synonym(s):

Trimethyl orthoformate, Methyl orthoformate, Orthoformic acid trimethyl ester

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About This Item

Linear Formula:
CH(OCH3)3
CAS Number:
149-73-5
Molecular Weight:
106.12
UNSPSC Code:
12352112
EC Index Number:
205-745-7
NACRES:
NA.22
MDL number:
MFCD00008483
eCl@ss:
39021015
Assay:
≥98.0% (GC)
Form:
liquid
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vapor pressure

10 hPa ( 7 °C)

Quality Segment

200

assay

≥98.0% (GC)

form

liquid

autoignition temp.

255 °C

potency

3130 mg/kg LD50, oral (Rat)

expl. lim.

1.4-44.6 % (v/v)

bp

102 °C/1013 hPa

mp

-53 °C

transition temp

flash point 13 °C

solubility

10 g/L (Hydrolysis)

density

0.97 g/cm3 at 20 °C

storage temp.

2-30°C

SMILES string

O(C(OC)OC)C

InChI

1S/C4H10O3/c1-5-4(6-2)7-3/h4H,1-3H3

InChI key

PYOKUURKVVELLB-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 0.968 - 0.970
Identity (IR): passes test

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pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

Storage Class

3 - Flammable liquids

wgk

WGK 1

flash_point_f

55.4 °F - closed cup

flash_point_c

13 °C - closed cup

target_organs

Respiratory system

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified

Group 4: Flammable liquids + Type 1 petroleums + Hazardous rank II + Water insoluble liquid

fsl

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