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Afine Chemicals Limited

Company Introduction 1. Established in 2005, with two independent business divisions: Fine chemicals division; Pharmaceutical division. 2. Main product: Optical brightener Textile auxiliary Dye stuff Pigments

SODIUM (2S,3S)-3-(BENZYLOXYCARBONYLAMINO)-2-METHYL-4-OXO-AZETIDINE-1-SULFONATE; 1-AZETIDI;SODIUM (2;LOGP

Cas:115887-91-7

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. J&H CHEM has some Manufacturing base in Jia

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

1-Azetidinesulfonic acid, 2-methyl-4-oxo-3-[[(phenylmethoxy)carbonyl]amino]-, monosodium salt, (2S-trans)-

Cas:115887-91-7

Min.Order:10 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Xiamen Jenny Chemical Technology Co., Ltd.

GMP standard, high purity, competitive price, in stock 1. Quick Response: within 6 hours after receiving your email. 2. Quality Guarantee: All products are strictly tested by our QC, confirmed by QA, and approved by a third-party lab in China, USA,

2S-trans)-2-Methyl-4-oxo-3-[[(phenylmethoxy)carbonyl]amino]-1-azetidinesulfonicacidmonosodiumsalt

Cas:115887-91-7

Min.Order:1 Milligram

Negotiable

Type:Trading Company

inquiry

TAIZHOU ZHENYU BIOTECHNOLOGY CO., LTD

Zhenyu biotech exported this product to many countries and regions at best price. if you are looking for the material's manufacturer or supplier in china, zhenyu biotech is your best choice. pls contact with us freely for getting detailed

sodium (2S,3S)-3-(benzyloxycarbonylamino)-2-methyl-4-oxo-azetidine-1-sulfonate

Cas:115887-91-7

Min.Order:1 Kilogram

FOB Price: $2.0

Type:Lab/Research institutions

inquiry

Suzhou Health Chemicals Co., Ltd.

High quality,stable supply chain.Appearance:white/off-white or light yellow Storage:Store in cool and dry place, keep away from strong light and heat. Package:aluminum bottle,glass bottle,PTFE bottle,cardboard drum Application:This product can be use

GIHI CHEMICALS CO.,LIMITED

high purity,in stock Package:25kg/drum,or as per customers'demand Application:API,or Intermediates,fine chemicals Transportation:air,sea,courier

Antimex Chemical Limied

factory?direct?sale Application:healing drugs

Guangdong Juda Chemical Industrial Co.,Limited

Factory supply high purity low priceAppearance:solid or liquid Storage:sealed in cool and dry place Package:As customer's requested Application:Pharma Intermediate Transportation:by courier/air/sea Port:Any port in China

Chemlyte Solutions

factory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents

Wuhan MoonZY Biological Technology Co.,Ltd

instock with good quality and wholesale price Storage:Keep in a cool & dry place Package:Packing material and QTY as your request Application:Pharma;Industry;other application Transportation:Express or as your request Port:Any port of China

Synthetic route

N-sulfo-N-benzyloxycarbonyl-O-methanesulfonyl-L-threonine amide

N-sulfo-N-benzyloxycarbonyl-O-methanesulfonyl-L-threonine amide

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
With sodium hydroxide In water at 2 - 80℃; for 4h; pH=9; Temperature; pH-value;80.8%
(3S,4R)-3-benzyloxycarbonylamino-4-iodomethyl-2-oxoazetidine-1-sulphonic acid tetrabutylammonium salt
115887-89-3

(3S,4R)-3-benzyloxycarbonylamino-4-iodomethyl-2-oxoazetidine-1-sulphonic acid tetrabutylammonium salt

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
With Dowex 50 Wx4 resin; Na form; tri-n-butyl-tin hydride In tetrahydrofuran for 2h; Ambient temperature;
(3S,4R)-3-benzyloxycarbonylamino-4-mesyloxymethyl-2-oxoazetidine-1-sulphonic acid tetrabutylammonium salt
115764-26-6

(3S,4R)-3-benzyloxycarbonylamino-4-mesyloxymethyl-2-oxoazetidine-1-sulphonic acid tetrabutylammonium salt

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 50 percent / sodium iodide / acetonitrile / 3 h / Heating
2: tributyltin hydride, Dowex 50 Wx4 resin, Na form / tetrahydrofuran / 2 h / Ambient temperature
View Scheme
(3R,4R)-3-benzyloxycarbonylamino-4-hydroxymethyl-2-oxoazetidine-1-sulphonic acid tetrabutylammonium salt
115935-89-2

(3R,4R)-3-benzyloxycarbonylamino-4-hydroxymethyl-2-oxoazetidine-1-sulphonic acid tetrabutylammonium salt

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 98 percent / pyridine / 1 h / -20 °C
2: 50 percent / sodium iodide / acetonitrile / 3 h / Heating
3: tributyltin hydride, Dowex 50 Wx4 resin, Na form / tetrahydrofuran / 2 h / Ambient temperature
View Scheme
C13H18N2O9S2

C13H18N2O9S2

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
With sodium carbonate In water pH=8.25 - 8.35; Large scale;50 kg
methyl (2S,3R)-2-(benzyloxycarbonylamino)-3-hydroxybutyrate
57224-63-2

methyl (2S,3R)-2-(benzyloxycarbonylamino)-3-hydroxybutyrate

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1: ammonia / methanol / Large scale
2: α-picoline / dichloromethane / Large scale
3: chlorosulfonic acid / Large scale
4: sodium carbonate / water / pH 8.25 - 8.35 / Large scale
View Scheme
benzyl ((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)carbamate
49705-98-8

benzyl ((2S,3R)-1-amino-3-hydroxy-1-oxobutan-2-yl)carbamate

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: α-picoline / dichloromethane / Large scale
2: chlorosulfonic acid / Large scale
3: sodium carbonate / water / pH 8.25 - 8.35 / Large scale
View Scheme
Multi-step reaction with 3 steps
1: α-picoline / dichloromethane; toluene / 10 h / 35 °C
2: chlorosulfonic acid / 10 h / -5 - 45 °C
3: sodium hydroxide / water / 4 h / 2 - 80 °C / pH 9
View Scheme
(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt
115887-91-7

(3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt

(3S-trans)-3-Amino-4-methyl-2-oxo-1-azetidinesulfonic acid
80082-65-1

(3S-trans)-3-Amino-4-methyl-2-oxo-1-azetidinesulfonic acid

Conditions
ConditionsYield
With hydrogen; palladium on activated charcoal In methanol; water for 2h; Ambient temperature;
With nitrogen; palladium In methanol; water
With hydrogenchloride; palladium on activated charcoal; hydrogen In methanol; water for 2h; pH=6.8 - 7;
Stage #1: (3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt With 5%-palladium/activated carbon; hydrogen In methanol at 15℃; for 4h; Large scale;
Stage #2: With hydrogenchloride In methanol; water at 0℃; for 6h; Large scale;

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