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(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous

2-(2-Aminothiazole-4-yl)-2-methoxyiminoacetic acid

CAS: 65872-41-5

Molecular Formula: C6H7N3O3S

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  5. (Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Names and Identifiers

Name 2-(2-Aminothiazole-4-yl)-2-methoxyiminoacetic acid
Synonyms
ATMA
ATMIA
ATMAA
-(methoxyimino)-4-thiazoleacetic Acid
2-aminothiazole-methoxyiminoaceticacid
2-Amino-α-(methoxyimino)-4-thiazoleacetic acid
2-(2-AMINO-4-THIAZOL)-2-METHOXIMINOACETIC ACID
2-Methoxylimino-2-(2-aminothiozol)-4-aceticacid
2-(2-Aminothiazole-4-yl)-2-methoxyiminoacetic acid
2-Amino-alpha-(methoxyimino)-4-thiazoleacetic acid
(2-amino-1,3-thiazol-4-yl)(methoxyimino)acetic acid
(2Z)-(2-amino-1,3-thiazol-4-yl)(methoxyimino)ethanoate
(Z)-2-(2-Amino-4-thiazolyl)-2-(methoxyimino)acetic Acid
2-(2-Aminothiazole-4-yl)-2-methoxyiminoacetic acid(ATMMA)
(2Z)-(2-amino-1,3-thiazol-4-yl)(methoxyimino)ethanoic acid
(2E)-(2-amino-1,3-thiazol-4-yl)(methoxyimino)ethanoic acid
(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous
CAS 65872-41-5
EINECS 265-957-0
InChI InChI=1/C6H7N3O3S/c1-12-9-4(5(10)11)3-2-13-6(7)8-3/h2H,1H3,(H2,7,8)(H,10,11)/p-1/b9-4-
InChIKey NLARCUDOUOQRPB-RUDMXATFSA-N

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Physico-chemical Properties

Molecular FormulaC6H7N3O3S
Molar Mass201.2
Density1.463 (estimate)
Melting Point192°C (dec.)(lit.)
Boling Point425.1±37.0 °C(Predicted)
Flash Point210.9°C
Water Solubility0.6 g/100 mL (20 ºC)
Solubility DMSO (Slightly), Methanol (Slightly, Heated)
Vapor Presure5.53E-08mmHg at 25°C
AppearanceWhite to bright yellow crystals
ColorWhite to Off-White
Maximum wavelength(λmax)['273nm(MeOH)(lit.)']
pKa2.97±0.10(Predicted)
Storage ConditionKeep in dark place,Inert atmosphere,Room temperature
Refractive Index1.6630 (estimate)
MDLMFCD00010416
Physical and Chemical PropertiesMelting point 176-182°C
water-soluble 0.6g/100 mL (20°C)
UseAs an antibiotic drug intermediate, it is the side chain of cefotaxime sodium, ceftriaxone, ceftazidine, etc.

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Risk and Safety

Hazard SymbolsXi - Irritant
Irritant
Risk Codes36/37/38 - Irritating to eyes, respiratory system and skin.
Safety DescriptionS26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S37/39 - Wear suitable gloves and eye/face protection
S24/25 - Avoid contact with skin and eyes.
WGK Germany3
HS Code29349990

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Nature

Open Data Verified Data

white or yellowish crystalline powder, or needle-like crystals. Melting Point: 128-132 °c (decomposition during melting).

Last Update：2024-01-02 23:10:35

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Preparation Method

Open Data Verified Data

ethyl acetoacetate was prepared by nitrosation, methylation, bromination, cyclization and hydrolysis.

Last Update：2022-01-01 10:57:40

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Use

Open Data Verified Data

pharmaceutical intermediates.

Last Update：2022-01-01 10:57:39

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Safety

Open Data Verified Data
  • raw materials used in the manufacturing process of this product such as dimethyl sulfate, sodium nitrite, ethyl acetoacetate, bromine and chloroform have certain toxicity. The operator must wear protective equipment.
  • lined with plastic bag, external packaging in wooden barrel, 25kg per barrel.
Last Update：2022-01-01 10:57:40

(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous - Reference Information

Use used as an antibiotic drug intermediate, is cefotaxime sodium, ceftriaxone, side chain of ceftazidine et al.
RH-756 side chain of ceftazidime et al.
production method ethyl acetoacetate is prepared by nitrosation, methylation, bromination, cyclization and hydrolysis.
Last Update：2024-04-10 22:29:15
(Z)-2-methoxyimino-2-(2-aminothiazol-4-yl)Acetic acid anhydrous
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