1173022-44-0

1173022-44-0 - Names and Identifiers

Name	3,4-Dimethoxy[7-13C]-benzaldehyde
Synonyms	NSC 8500-13C NSC 24521-13C Methylvanillin-13C 4-O-Methylvanillin-13C 3,4-DiMethoxybenzenecarbonal-13C 3,4-DIMETHOXY[7-13C]-BENZALDEHYDE 3,4-Dimethoxy[7-13C]-benzaldehyde Protocatechualdehyde DiMethyl Ether-13C Protocatechuic Aldehyde DiMethyl Ether-13C
CAS	1173022-44-0

1173022-44-0 - Physico-chemical Properties

Molecular Formula	C9H10O3
Molar Mass	166.1739
Melting Point	40-43°C
Boling Point	281°C
Flash Point	>113°C
Solubility	Chloroform, Ethyl Acetate
Appearance	Solid
Color	Off-White to Pale Yellow
Storage Condition	Refrigerator

1173022-44-0 - Risk and Safety

Hazard Symbols	Xn - Harmful
Risk Codes	R22 - Harmful if swallowed R36/38 - Irritating to eyes and skin. R43 - May cause sensitization by skin contact
Safety Description	S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37 - Wear suitable protective clothing and gloves.
WGK Germany	3

1173022-44-0 - Introduction

3,4-dimethoxy [7-13C]-benzaldehyde is a chemical substance whose carbon atoms in the chemical structure contain 13C isotopes.

Nature:
-Appearance: colorless to yellowish liquid or solid
-molecular formula: C9H6[7-13C]O3
-Molecular weight: 192.1g/mol
-Melting point: about 35-40 degrees Celsius
-Boiling point: About 220 degrees Celsius
-Stability: stable, not easy to decompose at room temperature

Use:
-3,4-dimethoxy [7-13C]-benzaldehyde is an important raw material in organic synthesis for labeling 13C isotopes in compounds. It can be used to synthesize compounds with radioactive carbon isotopes for Radiotracer and targeted imaging studies.

Method:
3,4-dimethoxy [7-13C]-benzaldehyde can be synthesized by the following steps:
1. An appropriate amount of 3,4-dimethoxy-benzaldehyde is reacted with 13C isotope-labeled methyl chloride (13ch3cl) to obtain 3,4-dimethoxy [7-13C]-benzaldehyde.
2. Separation and purification of products, commonly used methods include distillation and column chromatography.

Safety Information:
-3,4-dimethoxy [7-13C]-benzaldehyde may be harmful to health and the environment, so pay attention to safety precautions when using it.
-Avoid contact with skin, eyes and respiratory tract. Wear protective gloves, protective goggles and protective masks during use.
-Ensure good ventilation conditions during operation.
-In case of accidental inhalation or contact, wash the affected area immediately and seek medical help.
-Waste disposal shall comply with local regulations to avoid environmental pollution.

Last Update：2024-04-10 22:29:15