> For the complete documentation index, see [llms.txt](https://docs.algebra.finance/algebra-integral-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.algebra.finance/algebra-integral-documentation/overview-faq/partners/algebra-v1.9/synthswap.md).

# Synthswap

## Algebra v1.9

[API Reference](https://github.com/cryptoalgebra/algebra-gitbook/blob/main/algebra-v1-technical-reference/contracts/api-reference-v1.9)

[GitHub Commit](https://github.com/cryptoalgebra/AlgebraV1.9/tree/main)

## Contracts

Chain = `Base`

WETH = `0x4200000000000000000000000000000000000006`

POOL\_INIT\_CODE\_HASH = `0xbce37a54eab2fcd71913a0d40723e04238970e7fc1159bfd58ad5b79531697e7`

<table><thead><tr><th width="272">Contract</th><th>Address</th></tr></thead><tbody><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/core/contracts/AlgebraFactory.sol">AlgebraFactory</a></td><td><code>0xa37359E63D1aa44C0ACb2a4605D3B45785C97eE3</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/core/contracts/AlgebraPoolDeployer.sol">AlgebraPoolDeployer</a></td><td><code>0xBA97f8AEe67BaE3105fB4335760B103F24998a92</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/periphery/contracts/lens/Quoter.sol">Quoter</a></td><td><code>0x9c8F11C113F1fE7959C838a5F6b43e5E6223320c</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/periphery/contracts/SwapRouter.sol">SwapRouter</a></td><td><code>0x2dD788D8B399caa4eE92B5492A6A238Fdf2437de</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/periphery/contracts/NonfungiblePositionManager.sol">NonfungiblePositionManager</a></td><td><code>0xE84F7A8ae66FB5dB5feCC92a0c695c8bb336731d</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/tokenomics/contracts/farmings/limitFarming/AlgebraLimitFarming.sol">AlgebraLimitFarming</a></td><td><code>0xf9806d646793161303685C61b88DEe2649C3C6aE</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/tokenomics/contracts/farmings/eternalFarming/AlgebraEternalFarming.sol">AlgebraEternalFarming</a></td><td><code>0x521bC0a04846e67F6933530Ad4900146e275EB7F</code></td></tr><tr><td><a href="https://github.com/cryptoalgebra/AlgebraV1.9/tree/maind/src/tokenomics/contracts/FarmingCenter.sol">FarmingCenter</a></td><td><code>0x0Ca32f1d67D9e805d752Aa6250B9e37AC43d2119</code></td></tr></tbody></table>