Everything below concerns DMSO stock. We keep the language plain, cite what the science says, and separate well-supported claims from open questions.
Updated 2026-08-01. Numbers and descriptions here follow the published literature rather than marketing material.
Storage conditions for research-grade SR9009 generally involve a freezer at approximately minus twenty degrees Celsius, sometimes lower for long-term preservation. Containers should remain tightly closed and protected from light. Desiccants may be used to limit moisture uptake. Solutions are often stored in aliquots to avoid repeated warming and cooling. Stability data for the compound under various conditions are limited, so laboratories typically follow supplier recommendations and verify performance through periodic analytical checks rather than assuming indefinite stability.
Identity and purity testing for SR9009 commonly uses liquid chromatography coupled with tandem mass spectrometry. This method separates the compound from matrix components and detects it by mass-to-charge transitions, providing sensitive and specific confirmation. Nuclear magnetic resonance spectroscopy can support structural identification, while high-performance liquid chromatography with ultraviolet detection may estimate purity. Because online products labeled as SR9009 may contain other substances or no active compound at all, independent verification is important in research settings. Certificates of analysis are useful but not a substitute for in-house testing.
Several misconceptions surround SR9009. It is often described as a SARM, a steroid, or an exercise pill, but its known target is the REV-ERB receptor family. Rodent studies have examined exercise capacity and metabolic markers, yet human outcomes remain unproven. Oral bioavailability appears low in animals, and human pharmacokinetics are not well characterized. Online products may contain impurities or different compounds, so identity and purity testing are important for research use.
Analytical chemists detect SR9009 with liquid chromatography-tandem mass spectrometry, commonly abbreviated LC-MS/MS. Sample preparation may involve protein precipitation, liquid-liquid extraction, or solid-phase extraction before analysis. Laboratories can target the parent compound or its metabolites, depending on the matrix and the purpose of testing. Anti-doping methods require sensitive and specific assays because concentrations in biological samples can be low. Reference standards and validated methods are essential for reliable identification and quantification.
Regulatory agencies have not approved SR9009 for human therapeutic use. It is typically sold as a research chemical with labels stating that it is not for human consumption. The World Anti-Doping Agency prohibits the substance in sport, generally under the category of non-approved substances. Customs and national laws may restrict importation, sale, or possession. Product quality and legal status can vary by country and vendor, and therapeutic claims are not permitted in regulated advertising because the compound lacks approval.
| Property | Value | Notes |
|---|---|---|
| Appearance | White to off-white powder | Typical for research-grade material |
| Solubility | Soluble in DMSO and ethanol; low aqueous solubility | Organic stock solutions are common |
| Typical storage temperature | -20 °C or lower | Protect from light and moisture |
| Common analytical method | LC-MS/MS | Used for detection and confirmation |
| Common synonyms | SR9009; Stenabolic | Stenabolic is an informal name |
For long-term storage, SR9009 is typically kept as a solid at low temperature, protected from moisture and light. Desiccated conditions limit hydrolysis, while opaque containers reduce photochemical breakdown. Solutions are less stable than solids and are often stored frozen in aliquots to avoid repeated freeze-thaw cycles. Stability data are not standardized across all suppliers, so users should rely on certificate-of-analysis information when available. Degradation may appear as color change, precipitate, or decreased chromatographic purity.
Laboratory identification of SR9009 typically relies on chromatographic separation coupled to mass spectrometry, often with ultraviolet detection as a secondary check. Nuclear magnetic resonance spectroscopy can confirm molecular structure when a reference standard is available. Because many suppliers sell the compound as a research chemical, independent identity testing is important for experimental reproducibility. A single retention time is not sufficient proof of identity, especially when related compounds may be present. Purity assessments usually report a percentage based on area normalization.
SR9009 is often grouped with compounds studied for circadian and metabolic regulation rather than with classical anabolic steroids. Its interactions with nuclear receptors differ from those of androgen receptor ligands, and its proposed mechanisms involve transcriptional control rather than direct hormone signaling. Some sources classify it as a metabolic modulator because of observed effects on energy utilization. The distinction matters for regulation and for interpreting research results across different compound classes.
SR9009 is a synthetic small molecule developed as a REV-ERB agonist. It binds to REV-ERBα and REV-ERBβ, nuclear receptors that help regulate circadian rhythms and metabolic gene expression. In cell and animal studies, the compound alters lipid and glucose handling and influences skeletal muscle oxidative capacity. Its exact effects in humans remain largely uncharacterized because controlled clinical trials have not been reported. The molecule is frequently described in preclinical literature as a metabolic modulator.
Research interest in SR9009 grew from studies showing improved running endurance in mice after short treatment periods. Those experiments linked the compound to increased mitochondrial content and fatty acid oxidation in muscle, but the findings come from animal models and specific dosing schedules. Independent replication has been limited, and the pathways connecting REV-ERB activation to exercise performance are still being mapped. Whether similar responses occur in humans is an open question.
=== D11AX Other dermatologicals === D11AX01 Minoxidil D11AX02 Gamolenic acid D11AX03 Calcium gluconate D11AX04 Lithium succinate D11AX05 Magnesium sulfate D11AX06 Mequinol D11AX08 Tiratricol D11AX09 Oxaceprol D11AX10 Finasteride D11AX11 Hydroquinone D11AX12 Pyrithione zinc D11AX13 Monobenzone D11AX16 Eflornithine D11AX18 Diclofenac D11AX21 Brimonidine D11AX22 Ivermectin D11AX23 Aminobenzoate potassium D11AX24 Deoxycholic acid D11AX25 Hydrogen peroxide D11AX26 Caffeine D11AX27 Oxymetazoline D11AX52 Gamolenic acid, combinations D11AX57 Collagen, combinations QD11AX90 Benzoylperoxide
== Diagnosis == Acrocyanosis is diagnosed clinically, based on a medical history and physical examination; laboratory studies or imaging studies are not necessary. The normal peripheral pulses rule out peripheral arterial occlusive disease, where arterial narrowing limits blood flow to the extremities. Pulse oximetry will show a normal oxygen saturation. Unlike the closely related Raynaud's phenomenon, cyanosis is continually persistent. In addition, there is usually no associated trophic skin changes, localized pain, or ulcerations. Capillaroscopy and other laboratory methods may be helpful but only complement clinical diagnosis in unclear cases, especially when connective tissue disorders may be present.
=== Sequencing by synthesis === This concept involves the detecting of the incorporation of nucleotides in real-time during synthesis by a DNA polymerase and to use this for DNA sequencing. The concept, first described in 1993, depends on several important underlying technologies, including attachment of DNA to solid supports, the use of engineered polymerases for synthesis a complementary nucleotide and the detection of the incorporated nucleotide to generate sequencing. This was used by the Pyrosequencing method leading to the first massive parallel sequencing instrument (454). The concept of sequencing by synthesis is now used in all major "next generation sequencing" systems, including 454, PacBio, IonTorrent, Illumina and MGI.
=== Effect of parental age and temperature === Offspring produced by older beetles have shorter larval stages than those produced by younger beetles. Larvae from the older beetles also show a rapid weight increase at an earlier age than those from young parents. At 25 °C, the larval stage was shortened, the number of larval molts decreased, and the durations of adult life decreased when parental age increased, compared to the beetles at 30 °C. Another study found that at 20°, 25°, and 30 °C, parental age does not have any effect on the duration of the egg stage, or the weights of the eggs. However, the amount of hatched eggs decreased when parental age increased. When eggs were laid during the first two months after emergence, approximately 90% of the eggs hatched. When they were laid after four months, only about 50% hatched. It was found that larvae from young parents grow at a slower rate, compared to larvae produced by the same parents, nine weeks earlier. At 30 °C, there were no other effects of parental age on the larvae. At 20° and 25 °C, the larvae from young parents required significantly more time to complete development, and had more molts compared to the larvae from the same parents after they had aged one more or longer. The duration of adult life decreased when parental age increased.
=== Lung toxicity === Some studies suggest that perchlorate has toxic effects against lungs (pulmonary toxicity) as well. Studies have been performed on rabbits where perchlorate has been injected into the trachea. The lung tissue was removed and analyzed, and it was found that perchlorate injected lung tissue showed several adverse effects when compared to the control group that had been intratracheally injected with saline. Adverse effects included inflammatory infiltrates, alveolar collapse, subpleural thickening, and lymphocyte proliferation.
Sources: en.wikipedia.org
== Health == Domestic kittens in developed societies are usually vaccinated against common illnesses from two to three months of age. The usual combination vaccination protects against feline viral rhinotracheitis (FVR), feline calicivirus (C), and feline panleukopenia (P). This FVRCP inoculation is usually given at eight, twelve, and sixteen weeks, and an inoculation against rabies may be given at sixteen weeks. Kittens are usually spayed or neutered at seven months of age, but kittens may be neutered as young as seven weeks (if large enough), especially in animal shelters. Such early neutering does not appear to have any long-term health risks for cats, and it may even be beneficial in male cats. Kittens are commonly given deworming treatments for roundworms from about four weeks.
In computing, a denial-of-service attack (DoS attack) or distributed denial-of-service attack (DDoS attack) is an attempt to make a machine or network resource unavailable to its intended users. Perpetrators of DoS attacks typically target sites or services hosted on high-profile web servers such as banks, credit card payment gateways, and even root nameservers. DoS attacks often leverage internet-connected devices with vulnerable security measures to carry out these large-scale attacks. DoS attacks may not be limited to computer-based methods, as strategic physical attacks against infrastructure can be just as devastating. For example, cutting undersea communication cables may severely cripple some regions and countries with regards to their information warfare ability.
=== Medication === The primary medications for lung barotrauma are hyperbaric and normobaric oxygen, hyperbaric heliox or nitrox, isotonic fluids, anti-inflammatory medications, decongestants, and analgesics.
=== Energy === Production of oleaginous microalgae are becoming attractive as alternative sources of biofuels with potential to meet global demand for renewable bioenergy. The enhanced oil recovery (EOR) using extracellular biopolymers from microalgae may be an upcoming field of application. In recent years, EPS sugars from marine bacteria have been found to speed up the cleanup of oil spills. During the Deepwater Horizon oil spill in 2010, these EPS-producing bacteria were able to grow and multiply rapidly. It was later found that their EPS sugars dissolved the oil and formed oil aggregates on the ocean surface, which sped up the cleaning process. These oil aggregates also provided a valuable source of nutrients for other marine microbial communities. This let scientists modify and optimize the use of EPS sugars to clean up oil spills.
Valve integrated the Havok physics engine, which simulates real-world physics, to reinforce the player's sense of presence and create new gameplay. To experiment, they created a minigame, Zombie Basketball, in which players used a physics-manipulating gun to throw zombies through hoops. In mid-2000, to test the physics and non-player characters, Valve built a battle between rioting citizens and police. In late 2001, Valve began creating a showreel, hoping to demonstrate it at E3 the next year. For several months, Newell let the team work without his input so he could provide unbiased feedback, and focused on developing Steam, Valve's upcoming digital distribution service. The team presented the showreel to Newell, showcasing physics, environments such as the Borealis, and a dialogue-heavy scene with the scientist character Dr. Kleiner. Newell felt the showreel did not adequately show how the physics would affect gameplay and that the Kleiner scene was overlong. Reflecting on the feedback, Laidlaw concluded that the character drama had to support interactivity and gameplay. In September 2002, the team completed a second showreel, featuring a buggy race along the City 17 coast, an encounter with headcrabs on a pier, an alien strider attacking the city, and a greatly shortened Kleiner sequence. In October, Newell told the team they would announce Half-Life 2 at E3 2003 and release it by the end of the year. As with the original Half-Life, the team split into "cabals" working on different levels.
Sources: en.wikipedia.org
Research-grade SR9009 is typically stored frozen at about minus twenty degrees Celsius, protected from light and moisture. Stock solutions are often kept in aliquots to avoid repeated freeze-thaw cycles. Specific storage conditions should follow the supplier's documentation.
Liquid chromatography with tandem mass spectrometry is widely used to detect and confirm SR9009 in laboratory samples. The technique offers high sensitivity and can distinguish the target compound from related substances. Nuclear magnetic resonance and ultraviolet detection may support identity and purity checks.
Online products labeled as SR9009 may vary in identity, purity, and actual content. Independent testing helps confirm that a sample matches its label and does not contain unexpected contaminants. This is important for reproducible research and for interpreting experimental results.
Legality depends on the country and the intended use. In many places it is not approved as a medicine and may be sold only as a research chemical. Importation or possession can be restricted, and sports organizations prohibit it.