remove_action( 'woocommerce_after_shop_loop_item', 'woocommerce_template_loop_add_to_cart');

remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_add_to_cart');

add_filter('woocommerce_is_purchasable', 'prfx_is_product_purchasbale');
function prfx_is_product_purchasbale($purchasable, $product) {

    // you could check agains a meta option, or maybe if a shortcode exists in this product
    if ($product->id == 132) {
        $purchasable = false;
    }

    return $purchasable;
}

<a href="<insert your home-url>/product-inquiry/?product-title=<insert your product-title>&product-id=<insert your product-id>">Product Inquiry</a>

[getparam product-title][getparam product-id]
<p>Inquiry for product: [showparam product-title] ([showparam product-id]) </p>