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ChemicalBook >> CAS DataBase List >> [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

[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

[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 price.
  • $9 - $6545
  • Product name: [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
  • CAS: 147126-75-8
  • MF: C18H26FN3O4S
  • MW: 399.48
  • EINECS:938-073-4
  • MDL Number:MFCD22374171
  • Synonyms:[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;5-(4-amino-5-fluoro-2-oxo-1(2h)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester;(2S,5R)-5-Fluoro cytosine-1-yl-[1,3]-oxathiolane-2-carboxylic acid menthyl ester (FCME);(2S,5R)-5-Fluoro cytosine-1-yl-[1,3]-oxathiolane-2-carboxylic acid menthyl ester;(1''R,2''S,5''R)-MENTHYL-(2R-5R)-(4-AMINO-2-OXO-2H-5-FLUORO-PYRIMIDIN-1-YL)-[1,3]OXATHIOLANE;(1R,2S,5R)-MENTHYL-5(S)-FLUOROCYTOSINE-1-YL-[1,3]-OXATHIOLANE-2R-CARBOXYLATE;EMtricitabine InterMediate- FCME;[1R-[1(2S*,5R*),2beta,5alpha]]-5-(4-AMino-5-fluoro-2-oxo-1(2H)-
Price23 Properties Safety Information Description
23 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • Chemenu
  • Crysdot
  • Matrix Scientific
  • TRC
Package
  • 100mg
  • 250mg
  • 0.5g
  • 1g
  • 1.00g
  • 2.5g
  • 5.00g
  • 5g
  • 25.00g
  • 25g
  • 100G
  • 5KG
  • Manufactureraablocks
  • Product numberAA001EJS
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-Methylcyclohexyl 5-(4-Amino-5-Fluoro-2-Oxopyrimidin-1(2H)-Yl)-1,3-Oxathiolane-2-Carboxylate 95+%
  • Packaging1g
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001EJS
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-Methylcyclohexyl 5-(4-Amino-5-Fluoro-2-Oxopyrimidin-1(2H)-Yl)-1,3-Oxathiolane-2-Carboxylate 95+%
  • Packaging5g
  • Price$12
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA001EJS
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-Methylcyclohexyl 5-(4-Amino-5-Fluoro-2-Oxopyrimidin-1(2H)-Yl)-1,3-Oxathiolane-2-Carboxylate 95+%
  • Packaging25g
  • Price$30
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberAD244284
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95%
  • Packaging100G
  • Price$245
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberJ51430
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate
  • Packaging100mg
  • Price$49
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0314401
  • Product description5-METHYL-2-(1-METHYLETHYL)CYCLOHEXYL-5-(4-AMINO-5-FLUORO-2-OXO-1(2H)-PYRIMIDINYL)-1,3-OXATHIOLANE-2-CARBOXYLATE 98.00%
  • Packaging5KG
  • Price$6545
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberBD-A342369
  • Product descriptionEmtricitabine Menthyl Ester 95+%
  • Packaging1g
  • Price$9
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A342369
  • Product descriptionEmtricitabine Menthyl Ester 95+%
  • Packaging25g
  • Price$27
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A342369
  • Product descriptionEmtricitabine Menthyl Ester 95+%
  • Packaging5g
  • Price$12
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberBD-A342369
  • Product descriptionEmtricitabine Menthyl Ester 95+%
  • Packaging100g
  • Price$106
  • Updated2026-05-26
  • Buy
  • ManufacturerBiosynth
  • Product numberNA32529
  • Product description5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester
  • Packaging0.5g
  • Price$250
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberNA32529
  • Product description5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester
  • Packaging1g
  • Price$350.99
  • Updated2026-06-04
  • Buy
  • ManufacturerBiosynth
  • Product numberNA32529
  • Product description5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester
  • Packaging5g
  • Price$1403.9
  • Updated2026-06-04
  • Buy
  • ManufacturerChemenu
  • Product numberCM167355
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95%
  • Packaging100g
  • Price$203
  • Updated2026-05-26
  • Buy
  • ManufacturerChemenu
  • Product numberCM167355
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95%
  • Packaging25g
  • Price$64
  • Updated2026-05-26
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11252617
  • Product description(2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95+%
  • Packaging25g
  • Price$189
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA001EJS (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-Methylcyclohexyl 5-(4-Amino-5-Fluoro-2-Oxopyrimidin-1(2H)-Yl)-1,3-Oxathiolane-2-Carboxylate 95+% 1g $10 2026-05-28 Buy
aablocks AA001EJS (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-Methylcyclohexyl 5-(4-Amino-5-Fluoro-2-Oxopyrimidin-1(2H)-Yl)-1,3-Oxathiolane-2-Carboxylate 95+% 5g $12 2026-05-28 Buy
aablocks AA001EJS (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-Methylcyclohexyl 5-(4-Amino-5-Fluoro-2-Oxopyrimidin-1(2H)-Yl)-1,3-Oxathiolane-2-Carboxylate 95+% 25g $30 2026-05-28 Buy
ACHEMBLOCK AD244284 (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95% 100G $245 2026-05-27 Buy
AK Scientific J51430 (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 100mg $49 2021-12-16 Buy
American Custom Chemicals Corporation HCH0314401 5-METHYL-2-(1-METHYLETHYL)CYCLOHEXYL-5-(4-AMINO-5-FLUORO-2-OXO-1(2H)-PYRIMIDINYL)-1,3-OXATHIOLANE-2-CARBOXYLATE 98.00% 5KG $6545 2021-12-16 Buy
Arctom BD-A342369 Emtricitabine Menthyl Ester 95+% 1g $9 2026-05-26 Buy
Arctom BD-A342369 Emtricitabine Menthyl Ester 95+% 25g $27 2026-05-26 Buy
Arctom BD-A342369 Emtricitabine Menthyl Ester 95+% 5g $12 2026-05-26 Buy
Arctom BD-A342369 Emtricitabine Menthyl Ester 95+% 100g $106 2026-05-26 Buy
Biosynth NA32529 5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester 0.5g $250 2026-06-04 Buy
Biosynth NA32529 5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester 1g $350.99 2026-06-04 Buy
Biosynth NA32529 5-(4-Amino-5-fluoro-2-oxo-1(2H)-pyrimidinyl)-1,3-oxathiolane-2-carboxylic acid 5-methyl-2-(1-methylethyl)cyclohexyl ester 5g $1403.9 2026-06-04 Buy
Chemenu CM167355 (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95% 100g $203 2026-05-26 Buy
Chemenu CM167355 (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95% 25g $64 2026-05-26 Buy
Crysdot CD11252617 (2S,5R)-(1R,2S,5R)-2-Isopropyl-5-methylcyclohexyl 5-(4-amino-5-fluoro-2-oxopyrimidin-1(2H)-yl)-1,3-oxathiolane-2-carboxylate 95+% 25g $189 2026-05-26 Buy
Next Last

Properties

Melting point :180 - 183°C (dec.)
Boiling point :508.5±60.0 °C(Predicted)
Density :1.47
storage temp. :Hygroscopic, Refrigerator, under inert atmosphere
solubility :Chloroform (Slightly), Methanol (Slightly)
pka :2.40±0.10(Predicted)
form :Solid
color :White to Off-White
Stability :Hygroscopic

Safety Information

Symbol(GHS): Flame Over Circle (GHS03)Exclamation Mark (GHS07)Environment (GHS09)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H272 May intensify fire; oxidizer Oxidising liquids;Oxidising solids Category 2
Category 3		 Danger
Warning		 P210, P220, P221P280, P370+P378,P501
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H410 Very toxic to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 1 Warning P273, P391, P501
Precautionary statements:
P221 Take any precaution to avoid mixing with combustibles/…
P270 Do not eat, drink or smoke when using this product.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P330 Rinse mouth.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.
P403 Store in a well-ventilated place.

Description

Emtricitabine Menthyl Ester is an impurity of Emtricitabine (E525000). Emtricitabine is a reverse transcriptase inhibitor. It is an effective antiviral agent against HIV, HBV, and other viruses replicating in a similar manner. A nucleoside analog structurally related to Lamivudine (L172500).

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Suppliers and manufacturers

ChangShu Haitian Fine Chemicals Co.,Ltd Nanjing Chemlin Chemical Co., Ltd XiaoGan ShenYuan ChemPharm co,ltd Changzhou Joyous Chemical Co., Ltd. Guangzhou Isun Pharmaceutical Co., Ltd TargetMol Chemicals Inc. Bide Pharmatech Ltd. Quality Control Solutions Ltd. Chengdu HuaXia Chemical Reagent Co. Ltd Shanghai Kewel Chemical Co., Ltd.