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  • High quality (1R,2S,5R)-Methyl-5(S)-Flurorcytocine-1-Yl-[1,3]-Oxatholane-2Rcarboxylate supplier in China

    Cas No: 147126-75-8

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  • Simagchem Corporation
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  • 5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester CAS NO.147126-75-8

    Cas No: 147126-75-8

  • USD $ 1.0-3.0 / Metric Ton

  • 1 Metric Ton

  • 10 Metric Ton/Day

  • Hebei yanxi chemical co.,LTD.
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  • 5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester

    Cas No: 147126-75-8

  • USD $ 4.0-4.0 / Kilogram

  • 1 Kilogram

  • 1-10 Metric Ton/Month

  • Dayang Chem (Hangzhou) Co.,Ltd.
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  • {1R-[1α-(2S*,5R*)-2β,5α]}-5-(4-Amino-4-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid menthyl ester

    Cas No: 147126-75-8

  • USD $ 1.2-5.0 / Kiloliter

  • 5 Kiloliter

  • 3000 Metric Ton/Month

  • Chemwill Asia Co., Ltd.
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  • [1R-[1(2S*,5R*),2beta,5alpha]]-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester 147126-75-8

    Cas No: 147126-75-8

  • USD $ 1.0-1.0 / Kilogram

  • 1 Kilogram

  • 10 Kilogram/Day

  • Henan Tianfu Chemical Co., Ltd.
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  • [1R-[1(2S*,5R*),2beta,5alpha]]-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester CAS147126-75-8

    Cas No: 147126-75-8

  • USD $ 289.0-499.0 / Kilogram

  • 1 Kilogram

  • 100 Metric Ton/Month

  • Hebei Sankai Chemical Technology Co., Ltd
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147126-75-8 Usage


[1R-[1(2S,5R),2beta,5alpha]]-5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester, also known as Emtricitabine Menthyl Ester, is an impurity of Emtricitabine (E525000). Emtricitabine is a reverse transcriptase inhibitor and a potent antiviral agent against HIV, HBV, and other viruses that replicate in a similar manner. It is a nucleoside analog structurally related to Lamivudine (L172500).


Used in Pharmaceutical Industry:
Emtricitabine Menthyl Ester is used as an impurity in the production of Emtricitabine, which serves as a reverse transcriptase inhibitor for the treatment of HIV, HBV, and other similar viruses. Its role in the pharmaceutical industry is crucial for the development and manufacturing of effective antiviral medications.
Used in Antiviral Research:
As an impurity of Emtricitabine, Emtricitabine Menthyl Ester may also be utilized in antiviral research to better understand the mechanisms of action, resistance development, and potential improvements in the design of future antiviral agents.
Used in Quality Control and Regulatory Compliance:
Emtricitabine Menthyl Ester is essential in the quality control process of Emtricitabine production, ensuring that the final product meets the required safety and efficacy standards. It is also used in regulatory compliance to monitor and control the presence of impurities in the final drug product.

Check Digit Verification of cas no

The CAS Registry Mumber 147126-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,1,2 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 147126-75:
128 % 10 = 8
So 147126-75-8 is a valid CAS Registry Number.



According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017


1.1 GHS Product identifier

Product name (5-methyl-2-propan-2-ylcyclohexyl) 5-(4-amino-5-fluoro-2-oxopyrimidin-1-yl)-1,3-oxathiolane-2-carboxylate

1.2 Other means of identification

Product number -

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

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