Archive for July, 2008

N-Acetyl-L-aspartic acid

Identification

Name

 
 

N-Acetyl-L-aspartic acid

Chinese Names

 
 

N-乙酰-L-天门冬氨酸

Molecular Structure

 
 

 
 

Molecular Formula

 
 

C6H9NO5

Molecular Weight

 
 

175.14

CAS Registry Number

 
 

997-55-7

EINECS

 
 

213-643-9

 

 
 

 
 

Properties

 
 

Melting point

 
 

137-140 ºC

alpha

 
 

52 º (c=1, HAc)

 

 
 

 
 

Safety Data

 
 

Safety Description

 
 

S22;S24/25         Details

 

 
 

 
 

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Nalpha-Acetyl-D-asparagine

Identification

Name

 
 

Nalpha-Acetyl-D-asparagine

Synonyms

 
 

N2-Acetyl-D-asparagine; 2-(Acetylamino)-4-amino-4-oxobutanoic acid

Chinese Names

 
 

N2-乙酰-D-天冬酰胺; 2-(乙酰氨基)-4-氨基-4-氧代丁酸

Molecular Structure

 
 

 
 

Molecular Formula

 
 

C6H10N2O4

Molecular Weight

 
 

174.15

CAS Registry Number

 
 

26117-27-1

EINECS

 
 

247-468-4

 

 
 

 
 

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N-Acetyl-L-asparagine

Identification

Name

 
 

N-Acetyl-L-asparagine

Chinese Names

 
 

N-乙酰-L-天门冬酰胺

Molecular Structure

 
 

 
 

Molecular Formula

 
 

C6H10N2O4

Molecular Weight

 
 

174.16

CAS Registry Number

 
 

4033-40-3

EINECS

 
 

223-716-7

Properties

Storage Temperature:Store at 0-5°C.

Physics Description: Cryst..

Melting Point: Mp 164-165 deg

Synonym

Asparagine,9CI;(S)-form;N2-Ac

 

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N-Acetylanthranilic acid

Identification

Name

 
 

N-Acetylanthranilic acid

Synonyms

 
 

2-Acetamidobenzoic acid

Chinese Names

 
 

2-乙酰氨基苯甲酸; 邻乙酰氨基苯甲酸

Molecular Structure

 
 

 
 

Molecular Formula

 
 

C9H9NO3

Molecular Weight

 
 

179.17

CAS Registry Number

 
 

89-52-1

EINECS

 
 

201-914-4

 

 
 

 
 

Properties

 
 

Melting point

 
 

184-187 ºC

Water solubility

 
 

slightly soluble

 

 
 

 
 

Safety Data

 
 

Hazard Symbols

 
 

   Xi       Details

Risk Codes

 
 

R36/37/38            Details

Safety Description

 
 

S26;S37/39         Details

 

 
 

 
 

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3-(Acetylamino)thiophene-2-carboxylic acid

Identification

Name

 
 

3-(Acetylamino)thiophene-2-carboxylic acid

Chinese Names

 
 

3-(乙酰氨基)噻吩-2-羧酸

Molecular Structure

 
 

 
 

Molecular Formula

 
 

C7H7NO3S

Molecular Weight

 
 

185.19

CAS Registry Number

 
 

50901-18-3

 

 
 

 
 

Properties

 
 

Melting point

 
 

200-202 ºC

 

 
 

 
 

Safety Data

 
 

Hazard Symbols

 
 

   Xi         Details

Risk Codes

 
 

R36/37/38           Details

Safety Description

 
 

S26;S37/39           Details

 

 
 

 
 

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