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Rapamycin Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Rapamycin, pharmacopeial and non-pharmacopeial Rapamycin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Rapamycin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Rapamycin-related products are thoroughly characterized. Rapamycin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

27-demethoxyrapamycin

Picture of 27-demethoxyrapamycin
SZ CAT No:: SZ-R025024
CAS No: 83482-58-0
Mol.F.: C50H77NO12
Mol.Wt.: 884.2
Inv. Status: In Stock

34-Hydroxy Sirolimus

Picture of 34-Hydroxy Sirolimus
SZ CAT No:: SZ-R025028
CAS No: 185107-79-3
Mol.F.: C51H81NO14
Mol.Wt.: 932.2
Inv. Status: In Stock

40-Oxorapamycin

Picture of 40-Oxorapamycin
SZ CAT No:: SZ-R025025
CAS No: 136293-03-3
Mol.F.: C51H77NO13
Mol.Wt.: 912.2
Inv. Status: In Stock

Rapamycin Impurity 5

Picture of Rapamycin Impurity 5
SZ CAT No:: SZ-R025013
CAS No: 147438-30-0
Mol.F.: C32H49NO9
Mol.Wt.: 591.7
Inv. Status: In Stock
Rel. CAT No: SZ-E024014 ,

Seco Rapamycin Sodium salt

Picture of Seco Rapamycin Sodium salt
SZ CAT No:: SZ-R025002
CAS No: 148554-65-8
Mol.F.: C51H79NO13 : Na
Mol.Wt.: 914.2 : 23.0
Inv. Status: In Stock
Rel. CAS No: 147438-27-5 (free base)

Sirolimus

Picture of Sirolimus
SZ CAT No:: SZ-R025001
CAS No: 53123-88-9
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: In Stock
Rel. CAT No: SZ-E024002 ,

Sirolimus dialdehyde

Picture of Sirolimus dialdehyde
SZ CAT No:: SZ-R025007
CAS No: 500733-49-3
Mol.F.: C51H79NO15
Mol.Wt.: 946.2
Inv. Status: In Stock

Sirolimus Isomer C

Picture of Sirolimus Isomer C
SZ CAT No:: SZ-R025008
CAS No: 150821-39-9
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: In Stock

28-Epi-Rapamycin

Picture of 28-Epi-Rapamycin
SZ CAT No:: SZ-R025018
CAS No: 253431-35-5
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: Limited Stock

7-O-Demethyl Rapamycin

Picture of 7-O-Demethyl Rapamycin
SZ CAT No:: SZ-R025003
CAS No: 151519-50-5
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Limited Stock

Rapamycin Impurity 2

Picture of Rapamycin Impurity 2
SZ CAT No:: SZ-R025010
CAS No: 1704711-12-5
Mol.F.: C54H85NO14
Mol.Wt.: 972.3
Inv. Status: Limited Stock

Sirolimus Isomer B

Picture of Sirolimus Isomer B
SZ CAT No:: SZ-R025005
CAS No: 157182-37-1
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: Limited Stock

Seco Rapamycin

Picture of Seco Rapamycin
SZ CAT No:: SZ-R025009
CAS No: 147438-27-5
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: Out of Stock, Custom Synthesis
Rel. CAS No: 148554-65-8 (Na salt)

Desmethylsirolimus

Picture of Desmethylsirolimus
SZ CAT No:: SZ-R025006
CAS No: 141392-23-6
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Out of Stock

10-Methoxy Sirolimus

Picture of 10-Methoxy Sirolimus
SZ CAT No:: SZ-R025050
CAS No: NA
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

11-Desmethyl Sirolimus

Picture of 11-Desmethyl Sirolimus
SZ CAT No:: SZ-R025047
CAS No: NA
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Custom Synthesis

11-Ethyl Rapamycin

Picture of 11-Ethyl Rapamycin
SZ CAT No:: SZ-R025038
CAS No: NA
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

11-OH-Sirolimus

Picture of 11-OH-Sirolimus
SZ CAT No:: SZ-R025032
CAS No: NA
Mol.F.: C51H79NO14
Mol.Wt.: 930.2
Inv. Status: Custom Synthesis

11-Propyl Sirolimus

Picture of 11-Propyl Sirolimus
SZ CAT No:: SZ-R025048
CAS No: NA
Mol.F.: C53H83NO13
Mol.Wt.: 942.2
Inv. Status: Custom Synthesis

12-Desmethyl Rapamycin

Picture of 12-Desmethyl Rapamycin
SZ CAT No:: SZ-R025019
CAS No: 156223-31-3
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Custom Synthesis

12-Ethyl Rapamycin

Picture of 12-Ethyl Rapamycin
SZ CAT No:: SZ-R025021
CAS No: 1290606-20-0
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

16-Desmethoxy Rapamycin

Picture of 16-Desmethoxy Rapamycin
SZ CAT No:: SZ-R025043
CAS No: NA
Mol.F.: C50H77NO12
Mol.Wt.: 884.2
Inv. Status: Custom Synthesis

16-Ethoxy Sirolimus

Picture of 16-Ethoxy Sirolimus
SZ CAT No:: SZ-R025045
CAS No: NA
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

23-Ethylrapamycin                                                      

Picture of 23-Ethylrapamycin                                                      
SZ CAT No:: SZ-R025022
CAS No: 1290606-21-1
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

23-Propyl Sirolimus

Picture of 23-Propyl Sirolimus
SZ CAT No:: SZ-R025049
CAS No: NA
Mol.F.: C53H83NO13
Mol.Wt.: 942.2
Inv. Status: Custom Synthesis

24-OH-Sirolimus

Picture of 24-OH-Sirolimus
SZ CAT No:: SZ-R025034
CAS No: NA
Mol.F.: C51H79NO14
Mol.Wt.: 930.2
Inv. Status: Custom Synthesis

25-OH-sirolimus

Picture of 25-OH-sirolimus
SZ CAT No:: SZ-R025033
CAS No: NA
Mol.F.: C51H79NO14
Mol.Wt.: 930.2
Inv. Status: Custom Synthesis

27-Desmethoxy Sirolimus Isomer

Picture of 27-Desmethoxy Sirolimus Isomer
SZ CAT No:: SZ-R025044
CAS No: NA
Mol.F.: C50H77NO12
Mol.Wt.: 884.2
Inv. Status: Custom Synthesis

27-Ethoxy Sirolimus

Picture of 27-Ethoxy Sirolimus
SZ CAT No:: SZ-R025046
CAS No: NA
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

2-Hydroxy-3,6-diketomorpholine Rapamycin

Picture of 2-Hydroxy-3,6-diketomorpholine Rapamycin
SZ CAT No:: SZ-R025041
CAS No: NA
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: Custom Synthesis

2-Hydroxy-3,6-dione morpholine Rapamycin

Picture of 2-Hydroxy-3,6-dione morpholine Rapamycin
SZ CAT No:: SZ-R025042
CAS No: NA
Mol.F.: C38H57NO11
Mol.Wt.: 703.9
Inv. Status: Custom Synthesis

33-Ethyl Rapamycin

Picture of 33-Ethyl Rapamycin
SZ CAT No:: SZ-R025037
CAS No: NA
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

39-O-Desmethylsirolimus

Picture of 39-O-Desmethylsirolimus
SZ CAT No:: SZ-R025030
CAS No: NA
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Custom Synthesis

41-O-demethylrapamycin

Picture of 41-O-demethylrapamycin
SZ CAT No:: SZ-R025029
CAS No: 142382-16-9
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Custom Synthesis

44-Ene-Rapamycin

Picture of 44-Ene-Rapamycin
SZ CAT No:: SZ-R025039
CAS No: NA
Mol.F.: C51H77NO13
Mol.Wt.: 912.2
Inv. Status: Custom Synthesis

46-OH-sirolimus

Picture of 46-OH-sirolimus
SZ CAT No:: SZ-R025035
CAS No: NA
Mol.F.: C51H79NO14
Mol.Wt.: 930.2
Inv. Status: Custom Synthesis

Prolylsirolimus

Picture of Prolylsirolimus
SZ CAT No:: SZ-R025004
CAS No: NA
Mol.F.: C50H77NO13
Mol.Wt.: 900.2
Inv. Status: Custom Synthesis

Rapamycin 18-O-Methyl Impurity

Picture of Rapamycin 18-O-Methyl Impurity
SZ CAT No:: SZ-R025040
CAS No: 159351-88-9
Mol.F.: C52H81NO13
Mol.Wt.: 928.2
Inv. Status: Custom Synthesis

Rapamycin Impurity 6

Picture of Rapamycin Impurity 6
SZ CAT No:: SZ-R025014
CAS No: NA
Mol.F.: C54H85NO14
Mol.Wt.: 972.3
Inv. Status: Custom Synthesis

Sirolimus Isomer A

Picture of Sirolimus Isomer A
SZ CAT No:: SZ-R025020
CAS No: NA
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status: Custom Synthesis

Sirolimus-31,42-Diester Impurity

Picture of Sirolimus-31,42-Diester Impurity
SZ CAT No:: SZ-R025023
CAS No: NA
Mol.F.: C61H95NO19
Mol.Wt.: 1146.4
Inv. Status: Custom Synthesis

Siroliums Impurity 8

Picture of Siroliums Impurity 8
SZ CAT No:: SZ-R025026
CAS No: 204635-43-8
Mol.F.: C51H77NO12
Mol.Wt.: 896.2
Inv. Status: Custom Synthesis

Sirolimus Triketone Isomer

Picture of Sirolimus Triketone Isomer
SZ CAT No:: SZ-R025051
CAS No: NA
Mol.F.: C51H79NO13
Mol.Wt.: 914.2
Inv. Status:

Stable Isotopes and Metabolites

Rapamycin D3

Picture of Rapamycin D3
SZ CAT No:: SZ-R025D02
CAS No: 392711-19-2
Mol.F.: C51H76D3NO13
Mol.Wt.: 917.2
Inv. Status: Custom Synthesis

Sirolimus 13C D3

Picture of Sirolimus 13C D3
SZ CAT No:: SZ-R025D01
CAS No: NA
Mol.F.: C5013CH76D3NO13
Mol.Wt.: 918.2
Inv. Status: Custom Synthesis
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