CAS 53123-88-9 Rapamycin molecular structure

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CAS RN: 53123-88-9

Rapamycin

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9 package records9 with current stock1 grade group

Grade In stock only

Batch No.	Package	Availability	Warehouse	Inquiry
Batchno.20260429	100mg	In stock	Shanghai, Shenzhen, Tianjin, Chengdu	Inquiry
Batchno.20260123	10mg	In stock	Shanghai	Inquiry
Batchno.20251111	1g	In stock	Shanghai, Shenzhen, Tianjin, Chengdu	Inquiry
Batchno.20251020	1mg	In stock	Shanghai	Inquiry
Batchno.20250805	250mg	In stock	Shanghai, Shenzhen, Tianjin	Inquiry
Batchno.20250902	25g	In stock	Shanghai	Inquiry
Batchno.20250729	50mg	In stock	Shanghai, Shenzhen, Tianjin	Inquiry
Batchno.20250829	5g	In stock	Shanghai, Wuhan	Inquiry
Batchno.20250314	5mg	In stock	Shanghai	Inquiry

Product code: SSC-160333

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Verified Factory Data

Supply Overview & Packaging Options

Packaging options, recorded purity, stock quantity and ship-from location below are generated from the current factory data table for this CAS.

Pack sizes on record: 0.25g, 1g, 5g, 10g, 0.1g, 25g, 100g
Available purity: >97%
Inventory rows with stock: 6
Bulk packaging: confirmed by inquiry

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Available Pack Sizes & Stock

Specific stock quantities are shown below. Price is not displayed online and is confirmed by inquiry.

Recorded sizes, purity and stock details for CAS 53123-88-9
Pack Size	Recorded Purity	Available Qty	Ship From	Inquiry
0.25g	>97%	5 In Stock	Shenzhen	Inquiry
1g	>97%	5 In Stock	Beijing	Inquiry
5g	>97%	5 In Stock	Hong Kong	Inquiry
10g	>97%	3 In Stock	Shenzhen	Inquiry
0.1g	>97%	2 In Stock	Beijing	Inquiry
25g	>97%	2 In Stock	Beijing	Inquiry
100g	>97%	0 Out of Stock	Hong Kong	Inquiry

53123-88-9 / 1,18-dihydroxy-12-[1-(4-hydroxy-3-methoxycyclohexyl)propan-2-yl]-19,30-dimethoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04,9]hexatriaconta-16,24,26,28-tetraene-2,3,10,14,20-pentone

Standard CAS: 53123-88-9 Multi CAS: Yes

Basic Information Computed Properties

Basic Information

CAS

53123-88-9

Multi CAS

Yes

Molecular Formula

C51H79NO13

Molecular Weight

914.200000

Exact Mass

913.555142

InChI

InChI=1S/C51H79NO13/c1-30-16-12-11-13-17-31(2)42(61-8)28-38-21-19-36(7)51(60,65-38)48(57)49(58)52-23-15-14-18-39(52)50(59)64-43(33(4)26-37-20-22-40(53)44(27-37)62-9)29-41(54)32(3)25-35(6)46(56)47(63-10)45(55)34(5)24-30/h11-13,16-17,25,30,32-34,36-40,42-44,46-47,53,56,60H,14-15,18-24,26-29H2,1-10H3/b13-11+,16-12+,31-17+,35-25+/t30-,32-,33-,34-,36-,37+,38+,39+,40-,42+,43+,44-,46-,47+,51-/m1/s1

InChIKey

QFJCIRLUMZQUOT-HPLJOQBZSA-N

Computed Properties

Structural Parameters

Heavy atom count

Fraction Csp3

0.75

Rotatable bonds

H-bond acceptors

H-bond donors

Molar refractivity

245.14

TPSA

195.43

LogP / Solubility

WLOGP

6.18

MLOGP

5.52

XLogP3

Consensus LogP

5.9

Log S (ESOL)

-9.01

Class (ESOL)

Insoluble

Log S (Ali)

-11.52

Class (Ali)

Insoluble

Log S (SILICOS-IT)

-11.45

Class (SILICOS-IT)

Insoluble

ADME

GI absorption

Low

BBB permeant

P-gp substrate

Yes

CYP1A2 inhibitor

CYP2C19 inhibitor

CYP2C9 inhibitor

CYP2D6 inhibitor

Yes

CYP3A4 inhibitor

Yes

Log Kp (skin permeation)

-3.91

Drug-likeness / Medicinal Chemistry

Lipinski

Ghose

Veber

Egan

Muegge

Bioavailability score

0.17

Brenk alerts

Leadlikeness

Synthetic Accessibility

Applications of CAS 53123-88-9

This compound is commonly used in pharmaceutical research and drug discovery, life science and biochemical research, biochemistry and reagent applications, laboratory reagent and synthesis applications, general chemistry research and laboratory applications. Starshine Chemical supplies CAS 53123-88-9 for R&D and pilot-scale use, with flexible pack sizes and purity grades available.

Physical & Chemical Properties

IUPAC Name

(1R,9S,12S,15R,16E,18R,19R,21R,23S,24E,26E,28E,30S,32S,35R)-1,18-dihydroxy-12-[(2R)-1-[(1S,3R,4R)-4-hydroxy-3-methoxycyclohexyl]propan-2-yl]-19,30-dimethoxy-15,17,21,23,29,35-hexamethyl-11,36-dioxa-4-azatricyclo[30.3.1.04,9]hexatriaconta-16,24,26,28-tetraene-2,3,10,14,20-pentone

Safety Information (GHS)

Pictogram(s): GHS08. Signal word: Danger.

H341 (11.6%): Suspected of causing genetic defects [Warning Germ cell mutagenicity]
H351 (79.1%): Suspected of causing cancer [Warning Carcinogenicity]
H361 (81.4%): Suspected of damaging fertility or the unborn child [Warning Reproductive toxicity]
H372 (81.4%): Causes damage to organs through prolonged or repeated exposure [Danger Specific target organ toxicity, repeated exposure]

Precautionary statements: P203, P260, P264, P270, P280, P318, P319, P405, and P501 (click each P-code to see the statement)

Request the SDS (Safety Data Sheet) for full hazard and safety documentation.

Storage & Handling

Storage: Keep the container tightly closed in a cool, dry and well-ventilated place. Avoid: Heat Sensitive. For detailed hazard, storage and transport information, request the SDS (Safety Data Sheet) with your inquiry.

Quotation & Packaging

Prices are confirmed by inquiry. Request a quote for current pricing, minimum order quantity (MOQ) and lead time. The pack sizes listed on this page are reference options; custom pack sizes and bulk quantities are available on request.

Quality & Compliance

Specifications and purity shown on this page are based on batch records. A Certificate of Analysis (COA) is available on request. For research and further manufacturing use only — not for direct human or therapeutic use.